75% Nylon, 25% Spandex Imported Buckle closure Hand Wash Only MULTI-WAY DEEP U-SHAPED PLUNGE BACKLESS BRA – Convertible straps can be worn as a low plunge bra, low back bra, backless bra, halter bra, criss-cross back bra, strapless bra, open back bra, low cut bra, wedding bra, or everyday bra. BEAUTIFUL BACK BRALETTE FOR LOW BACK DRESS OR BLOUSE – Innovative adjustable back single-button design allows the strap to be pulled down lower than a standard bra, creating a sleek low-back silhouette. SKIN-FRIENDLY, SEAMLESS, COMFORTABLE BRA – The outer fabric is made of 75% nylon and 25% spandex, lightweight and sweat-absorbing. Cup lining is 100% polyester, breathable and elastic for added comfort. SMOOTH, INVISIBLE FIT WITH BONDED CONSTRUCTION – Soft, thin cup with 1 cm double-sided tension straps for durability. Underwire is made of flexible soft wire material that maintains shape after washing. Designed to stay in place and contour naturally to your body. VERSATILE CONVERTIBLE DESIGN – The wide U-shaped back enhances the look of bare shoulders and back. Ideal for pairing with tops, low-cut dresses, and backless styles. A wardrobe essential that supports a variety of fashionable outfits with secure, invisible support.