Level 3 or 4 Light to Full Support & Compression (I'm not sure on this model). Wire-free, molded cups suggested for sizes B & above Convertible, adjustable straps can be worn 9 ways and counting, including strapless Supportive construction lifts & separates breasts without underwire Bonded panel with release points gives extra shaping and control for tummy Side and center-back seams comfortably shape curves Light allover compression Silicone gripper edge holds Cami in place Wicking fabric keeps you cool and dry From a smoke free home. Has been washed in cold a laid flat to dry. I wear a DD and as a strapless bra this wasn't supportive enough for me.