what's the diff between yours and https://www.amazon.com/gp/product/B09CQDKM29/

^ that is 49$ with 30% coupon;; i bought that one ~october for 45$..

YTF-Carbon Carbon Fiber Phone Cases for Samsung Galaxy Z Fold 3 case，Front Cover and Back Cover Sturdy Durable Aramid Fiber Galaxy Z Fold3 5G Phone Cover Wireless Charging Friendly- Black https://www.amazon.com/dp/B09CQDKM29/ref=cm_sw_r_apan_glt_fabc_D4NHJKTG16SBRFYC11CN?_encoding=UTF8&psc=1