Allegrace Owns Its Own Trademarks.The Serial Number:86500329. The Package Contains Allegrace Tag Sexy Cut Out,Dew belly,Best for Night Out or party Bodycon Style, Fully Shows Your Sexy Curve Cotton Blend Polyester Spandex With Good Elastic Sizes:S(US4-6),M(US6-8),L(US8-10),XL(US10-12),if you are not sure about your size,pls choose one size up