ADD EXTRA COMFORT - Medihealer strap cover made from soft fleece, comfortable to wear and effective in relieving pressure sore from headgear strap. EFFECTIVELY REDUCE RED MARKS - Add comfort and really helpful in reducing red marks, facial irri-tation and etc.. Wake up without red marks.NOTE that this Soft fleece strap covers don't have velcro HELPFUL IN REDUCING STRAP ADJUSTMENT - Minimize slippage when turning from side to side so that you can free from making strap extra tight. REUSABLE AND UNIVERSAL - Made from breathable soft fleece fabric, reusable and machine washable. One size fits most headgear PROMOTE UNINTERRUPTED SLEEP - Make your sleeping much more comfortable to promote an uninterrupted, full night of sleep