LONGER & HEAVY: 7" long heavy bian stone gua sha tool with thin smooth edge,Means consuming less energy but more pressure on skin.</br>EASY TO GRIP: Compared to traditonal short and small gua sha board, It is very easy to handle.</br>LUXURY BIAN-STONE : The scientific research shows that Bian Stone can help stimulating blood flow, relax muscle soreness and release positive energy field.</br>COOL TOUCHING FEEL: Polished very well, Never worry hurt your skin.</br>DETAILED E-BOOK INCLUDED: Using gua sha massage oil is much better before you practice guasha therapy.</br></br>Product Description</br></br>This is a Patent Design gua sha device by Leosense. It is more long and heavy than traditional short & light guasha tools.Hand made polished well many times by our experienced craftsmen,every piece is unique! Easy to handle,realsing more pressure trigger point on skin but only with less energy.This is a really perfect tool for western, especially useful for new gua sha practitioners.<br/><br/> Warranty:<br/><br/> You don't need to return the defective one within 2 years, the new replacement will be sent or 100% money back, once you contact us directly or by amazon.<br/><br/> <b>PLEASE BE CAREFUL</b>: All Jade and Bian Stone Gua Sha Tools is natural stones, Please don't fall off it on the floor otherwise they will broke into pieces.Also please don't touch with other chemicals, the chemicals will damage your gua sha stones. After using, just wash it with clean water then wipe dry.<br/><br/> <b>Very Important... Reading This:</b> If this product is broken when arriving to you because of delivery system(several similar problems happen recently), please contact us directly or by amazon and we will send you a new replacement immediately. Additionally, we will also use more strong packaging box to protect it from now on!Thanks for your understand!</br><br/>http://www.amazon.com/gp/product/B01N1GOAFZ