Ann West Boost-Your-Bust Push Up Bra Inserts Style BI01 - Clear Material Content: 100% Silicone These silicone bra inserts may be inserted inside your bra with or without cookie pockets Silicone material contributes to natural hand-feel and texture. Silicone inserts contribute to added lift and a deeper cleavage Waterproof bra inserts may be worn inside regular bras or underwire swimsuit tops. Silicone bra inserts are smooth under bras and swimsuit Each pack includes 1 pair of silicone bra inserts and reusable plastic packaging for storage Measurements: Thickness: 0.75 inch. Height: 3.5 inches. Width: 5 inches