Fabletics Belle High Impact Sports Bra Size Medium. We've got sports bras down to a science. Just take it from this high-support style, designed with a breathable strappy design in back, adjustable straps, moisture-wicking fabric and an all-way stretch construction. Fabric Knit 89% Polyester/11% Elastane IN GREAT CONDITION FROM A SMOKE-FREE AND PET FREE ENVIRONMENT THANKS FOR SHOPPING PLEASE CHECK OUT MY CLOSET. B16. X