83% Polyamide,17% Elastane Imported Button closure Button closure Deep Cup Bra------Made of top quality fabrics for the best sculpting experience, great support for a natural push-up effect. Perfectly shaped -----Full Cup Design, Full Backpack Coverage Bra , Hides Back and Side Fat, Helps You Correct Posture and Shape Your Upper Body, Provides Better Coverage and Lifts Your Breasts. Adjustable widened straps------Fit plus size women can reduce pressure and hurts to your shoulders,Stable adjustment button, prevent the shoulder strap from slipping. Comfortable to wear------This bra with shapewear doesn't roll up the side bars, has full back cover for added support and relief, is 100% safe on your skin, and is comfortable to wear all day.