Feature Color: Black,Gray Material: Shell:Polyester 100%;Lining: Neoprene 100% Size: S,M,L,XL,2XL,3XL Bones: 9 steel bones UPGRADED FABRIC ? -- The neoprene layer (2.0mm thickness) will increase your abdominal area temperature (Sauna Effect), it will cause you to sweat and reshape and reduce fat deposits. The inner layer has been designed to absorb the sweat so that you will not feel uncomfortable. MAXIMIZE FIRM CONTROL ? -- Comes equipped with two adjustable and durable velcro straps for strong support and to enhance the compression around your tummy and waist. BACK SUPPORT & POSTURE CORRECTION ? -- 9 flexible spiral steel bones provides the support in lower back, which allows the cincher to help you relieve back pain and correct your posture. It also helps to avoid the cincher from rolling up when you seat or move. REFINE YOUR WAISTLINE ? -- Inner cincher zipper belt can work as tuck belt to flatten your stomach instantly and the outer velcro belt hides bulges on your abdomen to create a smooth belly, enhancing your workout and shape your waist to be more slimmer. EFFICIENT WAIST CINCHER ? -- Waist trimmer belt can effectively firm control flabby fat in abdomen and waist to make your body no lumps or bumps or bulks, which can make your body get back to its original shape, giving you a beautiful hourglass figure. INCREASE FAT BURNING ? -- Neoprene material helps raise our body core temperature and keep body warm, just like a sauna around your abdomen,making you sweat 3 times more than ever before and increasing calories burning for a more effective workout. It also helps burn fat in the belly, waist and back, helping you lose a few inches in a short period of time, easier and faster to achieve slimming effect. POSTPARTUM SHAPEWEAR ? -- This product strong enough to be used as a boned waist training corset. It boosts thermal activity and gently lifts underbust, you can easily control your tummy just by putting it on to take inches off your waist and create an hourglass figure and promote a quick postpartum recovery. SUITABLE OCCATION ? -- Best for zumba, yoga, gym, fitness, running, cycling and much more sports,fat burning and weight losing and body building, reduce your belly size and enhance pressure on the belly, helps you have a nice body shape.Ideal to wear in working, gym, party, wedding, dating, shopping, indoor and outdoor, daily. etc. Packing list 1 x waist belt for women Size Chart Size Waist S 71~76cm M 76~81cm L 81.5~86.5cm XL 86.5~93cm XXL 93~100.5cm XXXL 100.5-107cm Label: Yes Washing: Hand wash, Do not iron, Dry clean, Line dry in the Shade, Do not bleach.