Skims Backless Long Sleeve Dress Review & Try On TikTok Before you panic and start yanking your dress down dont. Most butt crack back happens when your dress is just a smidge too tight. , Do this instead:, Pull everything UP first shapewear, Can we get some commotion for the back of the dress? : r whatthefrockk SKIMS Dresses Skims Soft Lounge Cami Plunge Long Dress Small Poshmark This dress is , Open back and butt scrunch , Available in 3 colors S M L, She is wearing a small SOFT LOUNGE LONG SLIP DRESS ONYX SKIMS