Thank you for viewing. This is a 【Silicone Under Cap, Size M】 for medical wigs from Aderans Fontaine. An under cap (hat/net) is essential to wear under a medical wig. 【Peace of mind even with sweat】 → Excellent absorbency 【Prevents slippage】 → Soft silicone is placed in 4 places, front, back, left, and right inside, preventing the under cap from slipping. 【Fit】 → Stretchy material + adjustment elastic at the back of the head for a secure fit. ◎Material: Polyester, Polyurethane ◎Size Guide [Head circumference (approx.)] S size: 51cm - 54cm M size: 55cm - 58cm You can enjoy your wig life with peace of mind with a luxurious feel. If you are unsure about the size, we also offer a set of 2, one each of S and M sizes. If you wish to purchase this, please be sure to comment before purchasing. We will create a special listing for you at a discounted price. Feel free to comment (^-^) #MedicalWig #UnderNet #UnderCap Color...Black系 Stains, tears, odors, etc....None