Features: 1.[BACK GLASS REPLACEMENT] Our replacement back glass cover with pre installed camera lens and adhesive tape is made from premium materials to ensure a perfect fit and easy replacement of your phone's damaged back glass cover. 2.[COMPATIBILITY] Designed for S21 phones, our replacement back glass cover is the perfect repair part for your cracked, damaged, or scratched phone. Please check your device model before purchase. 3.[EASY INSTALLATION] Our pre installed camera lens and waterproof adhesive tape make for a hassle free installation process, though professional installation is still recommended for best results. No instruction manual included. 4.[COMPREHENSIVE REPAIR KIT] Our back cover replacement also includes a comprehensive set of professional repair tools, allowing you to easily remove the broken back glass cover and replace it with a seamless, expertly designed replacement part. 5.[PREMIUM QUALITY] Our replacement back glass cover is made from premium materials to ensure a long lasting, durable repair part that looks and functions just like your phone's original back glass cover. specification:Item Type: Phone back cover replacement Material: Glass Weight: Approx. 109g / 3.84oz Compatibility: For S21 PackageList: 1 x Back Cover 1 x SledBar 1 x Sled Sheet 1 xSIMCardPin 1 x Suction Cup 1 xCleaningCloth 1 xCleaningPaper 3 x Screwdriver 3 xRubberBand