Achilles Protection Sleeve comforts, cushions and protects the achilles from pressure and friction. For achilles tendonitis, bursitis, heel prominences, pump bumps (Haglund's Deformity), and any tenderness or redness at the back of the heel. Also moisturizes dry skin, as proprietary Visco-GEL® releases mineral oil and vitamin E. Gentle compression of sleeve speeds healing. Slim design fits in most footwear.