[PERFECT UPGRADE: This face roller crafted from sleek stainless steel ensures exceptional safety. Its reinforced bracket guarantees long-lasting durability preventing deformation for a consistently smooth and luxurious experience SPA-LIKE RADIANCE: With Rena Chris stainless steel roller gua sha set you can enjoy the benefits of a SPA-like radiance in the comfort of your home; using the set will help you improve blood circulation reduce puffiness and tighten the skin "EASY TO USE: Rena Chris skincare set is easy to use; please kindly read the Instruction of Use booklet before using it; watching our instruction videos on our Amazon store will help you know more about the skincare routine" EXCELLENT MATERIALS: Crafted from 100% stainless steel the gua sha & facial roller set is durable easy to clean and provides a smooth cool surface that enhances soothing and therapeutic effects on the skin EXQUISITE PACKAGE: The beauty massage tool comes in an elegant box including a stainless steel gua sha & face roller an instruction manual and a cleaning cloth. Please reach out to us if you encounter any quality issues]