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Endurance

Endurance

Knee High Compression Sock

Regular price $ 52.00 per pair
Regular price Sale price $ 52.00
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“They are fantastic! Complete game-changers for knee high socks. Extremely comfortable and my legs are benefiting greatly.”

Karen L.
Verified Buyer
Color: Black
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FEATURES + Benefits

Medical-Grade Graduated Compression

  • Provides maximum support and boosts circulation to reduce swelling, energize legs, and speed up recovery. Perfect for athletes, travelers, pregnant women, or anyone experiencing leg fatigue or discomfort

Targeted Arch & Ankle Support

  • Our patented design provides unparalleled arch and ankle support, not found in other knee high compression socks, promoting stability and reducing pain from plantar fasciitis

Smooth, Seamless Toe

  • Eliminates friction and irritation, maximizing comfort for all-day wear, even inside your favorite boots

Moisture-Wicking Fabric

  • Keeps your feet cool, dry, and comfortable, preventing blisters and discomfort
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APMA Seal of Acceptance
Made in the USA
Certified REPREVE™ Sustainable
Certified Woman-Owned Business
Money-Back Guarantee
Patented + Research-Based
Free Returns & Exchanges
APMA Seal of Acceptance
Made in the USA
Certified REPREVE™ Sustainable
Certified Woman-Owned Business
Money-Back Guarantee
Patented + Research-Based

Hear Real Stories From Amazing Customers

Why We Made The Endurance

The Best Compression Socks for Women & Men...ever.

Beyond Calf Compression:

  • Traditional knee highs neglect the feet and ankles...not Apolla we go beyond.

  • The Endurance provides complete leg support with patented arch and ankle support technology.

All-In-One Support and Recovery:

  • Medical-grade graduated compression (20-30 mmHg) for reduced swelling and improved blood flow.

  • Orthotic-like arch support and brace-like ankle support for pain relief and stability.

  • Insole-like force reduction for joint protection and injury prevention.

Engineered for Performance and Comfort:

  • Sustainable, high-quality materials for all-day wear.

  • Designed to reduce swelling, improve circulation, enhance performance, and accelerate recovery.

What Makes Us Different
Alleviate Plantar Fasciitis Pain
Energize Muscles & The Mind
No More Swelling!
Less Impact = Happier Joints
Drys Quick & Breathable
Antimicrobial Less Stink!
Build Strength with Less Pain
Support The Whole Body
Recover Faster & More Efficient
Ankle Support
Alleviate Plantar Fasciitis Pain
Energize Muscles & The Mind
No More Swelling!
Less Impact = Happier Joints
Drys Quick & Breathable
Antimicrobial
Build Strength with Less Pain
Support The Whole Body
Recover Faster & More Efficient
Ankle Support
Alleviate Plantar Fasciitis Pain
Energize Muscles & The Mind

Frequently Asked Questions

See All FAQ’s

When should I choose knee-high compression?

Choose knee high compression socks like the Endurance when you need maximum leg coverage for travel and flying, circulation issues, varicose vein management, pregnancy swelling, helping reduce the risk of DVT, and when you want full-calf graduated compression benefits extending from toe to knee up your entire lower leg. The APMA-accepted 20-30 mmHg graduated compression with patented arch and ankle support technology extends from toe to knee for complete lower leg support, improved circulation throughout, and comprehensive swelling reduction. The graduated design applies the most pressure at your ankle where blood pooling and swelling typically concentrate, then decreases upward toward your knee for optimal blood flow back toward your heart. The Endurance is ideal for long flights where DVT risk increases, medical circulation needs, pregnancy when swelling worsens throughout the day, and daily wear with tall boots. WIDE sizing is available for those with wider calves who need more room without sacrificing compression effectiveness.

If you have peripheral artery disease, active DVT, severe neuropathy, open wounds, or congestive heart failure, consult your healthcare provider before wearing compression. All Apolla styles were designed by professional dancers Kaycee Jones and Brianne Zborowski and earned APMA acceptance through rigorous board-certified panel review for promoting foot health. All styles are FSA/HSA eligible as qualified medical expenses with no prescription required. Made in USA. Antoinette P. travels frequently. "Best Socks Ever. I suffer from a blood clot disorder. They are ABSOLUTELY worth every penny. I highly recommend for anyone that suffers with swelling of the feet while traveling."

Do these help with varicose veins?

Yes, the Endurance is excellent for varicose vein management and helping reduce the risk of varicose veins because the knee-high design provides APMA-accepted 20-30 mmHg graduated compression along your entire calf from toe to knee, actively supporting vein health and helping manage visible veining by helping blood flow back toward your heart instead of pooling in weakened vein walls. The graduated compression applies the most pressure at your ankle where blood tends to pool, then decreases upward toward your knee. This pressure gradient is designed to assist your veins in moving blood against gravity, which is exactly what weakened varicose veins struggle to do on their own. Many customers manage their varicose veins with the Endurance rather than clinical medical-grade stockings that look institutional and feel uncomfortable, because Apolla socks look like normal stylish socks while providing genuine therapeutic compression. WIDE sizing is available for those with wider calves.

The patented arch and ankle support technology adds foot support that generic compression stockings lack. If you have peripheral artery disease, active DVT, severe neuropathy, open wounds, or congestive heart failure, consult your healthcare provider before wearing compression. All Apolla styles earned APMA acceptance through rigorous board-certified panel review for promoting foot health and are FSA/HSA eligible as qualified medical expenses with no prescription required. Made in USA. Debra G. has been a runner for 30 years. "SO much better than other compression socks. The amount of compression is perfect! They are also very soft and comfortable. I have been a runner for over 30 years and these are the best compression socks I have found."

Are these good for flying?

Yes, the Endurance knee-highs are recommended for flying, especially on long-haul flights where the combination of cabin pressure changes, low humidity, restricted movement, and extended sitting significantly increases your risk of dangerous deep vein thrombosis and uncomfortable in-flight leg swelling. The APMA-accepted 20-30 mmHg graduated compression with patented arch and ankle support technology extends from toe to knee, actively pushing blood back toward your heart and helping reduce the dangerous pooling that occurs in your lower legs during extended periods of sitting. This is the compression level that doctors and medical professionals recommend for air travel and circulation support. The graduated design applies the most pressure at your ankle and decreases upward, which is engineered to counteract the effects of gravity and immobility during flights.

WIDE sizing is available for those with wider calves. If you have peripheral artery disease, active DVT, severe neuropathy, open wounds, or congestive heart failure, consult your healthcare provider before wearing compression. All Apolla styles were designed by professional dancers Kaycee Jones and Brianne Zborowski and earned APMA acceptance through rigorous board-certified panel review for promoting foot health. All styles are FSA/HSA eligible as qualified medical expenses with no prescription required. Pay with pre-tax dollars for real medical-grade flight compression. Made in USA.

Paula K. tested them on a big trip. "With another big trip coming up, I thought I would try these socks. I was so happy when I walked 10,000-15,000 steps with my backpack on and had absolutely no foot pain."

Is this available in wide sizes?

Yes, the Endurance comes in WIDE sizing designed for those with wider calves who find standard knee-high compression socks too tight, restrictive, or simply impossible to pull on comfortably. WIDE sizing is available on the Endurance and the Infinite. These are the only two Apolla styles that offer WIDE because their extended height makes calf circumference an important fit factor. The knee-high Endurance with WIDE option provides the exact same effective APMA-accepted 20-30 mmHg graduated compression with patented arch and ankle support technology, just with a more comfortable, non-restrictive fit around larger calves that does not cut off circulation, dig into your skin, or create those uncomfortable marks and indentations on your legs that cheaper compression socks leave behind. Check our detailed size chart and measure your calf at its widest point to find your perfect fit in the WIDE option.

Our 90-day satisfaction guarantee with free exchanges means you can try a size and easily exchange if the fit is not quite right. No risk, no hassle, no cost. All Apolla styles were designed by professional dancers and earned APMA acceptance through rigorous board-certified panel review for promoting foot health. All styles including WIDE are FSA/HSA eligible as qualified medical expenses with no prescription required. Made in USA. Connie A. compared to cheaper options. "I ordered compression socks off of Amazon because they were cheaper. They were so tight it hurt to walk. The Apolla sock fit my swollen feet so much better and I now have three pair. You get what you pay for."

Can I wear these with boots?

Yes, the Endurance knee-highs fit comfortably under most boot styles including cowboy boots, riding boots, tall winter boots, work boots, rain boots, and tall fashion boots. The smooth seamless construction and APMA-accepted 20-30 mmHg graduated compression with patented arch and ankle support technology do not add noticeable bulk while providing comprehensive full-calf support from toe to knee throughout your entire day. The knee-high length stays securely in place without sliding down inside your boots, and the seamless construction prevents irritating seams from rubbing against your skin inside the tight confines of tall footwear. The Endurance is popular during cold weather seasons when you want both warmth and therapeutic compression inside your boots. WIDE sizing is available for those with wider calves who need more room inside boots without sacrificing compression effectiveness. For shorter boot styles like ankle boots and mid-calf boots, the Infinite is also a great option with mid-calf coverage.

All Apolla styles were designed by professional dancers Kaycee Jones and Brianne Zborowski and earned APMA acceptance through rigorous board-certified panel review for promoting foot health. All styles are FSA/HSA eligible as qualified medical expenses with no prescription required. Made in USA. Nancy B. wears them with cowgirl boots. "Great compression for post Morton neuroma surgery. I had 2 Morton neuromas removed on the same foot. These socks take away the irritation and swelling which is especially important because I line dance several times a week. They even make my cowgirl boots more comfortable."

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