Worn one time. Great post surgery bra. Straps are adjustable however not convertible. See last photo for sizing info. 40% Spandex, 60% polyester. Comes from a smoke-free home Fast next business day (sometimes same day!) shipping Description from Amazon: *Medical-Grade Comfort Zip-Front Bra* Ideal for recovery from procedures like mastectomy, or everyday comfort. *Easy On/Off with Zip Front Closure* Our smooth front zip allows effortless one-handed operation, perfect for post-surgery recovery, seniors, or anyone seeking convenience. The inner lining is designed to so effectively isolate the skin from the zipper that all friction and discomfort are prevented. *Versatile Usage* This compression bra combines comfort and support through its innovative design. The 3D molded cups and U-shaped back work together to provide strong lift without underwire. It adapts to daily scenarios like lounging, yoga, or office wear, and works as a practical nursing or low-impact sports bra. *Adjustable Straps & Excellent Elasticity*⁹ Wide, adjustable straps with anti-slip design ease shoulder pressure and ensure a secure fit. *Easy Care with Semi-Fixed Cups* The semi-fixed cups maintain their shape through machine or hand washing, offering long-lasting use.The durable zipper holds up through repeated machine washing.