Installation instructions be not included ; Please confirm you can install by yourself.We will not be responsible for any damages to your device that you may cause during the changing of replacement parts. Tips : NOT Fits Samsung Galaxy S21 5G 6.2 SM-G991 ; NOT Fits Samsung Galaxy S21+ 5G 6.7 SM-G996 . Compatible With : Samsung Galaxy S21 Ultra 5G All Models : Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China) . Logo is printed on the back ; Package Content : 1 * Samsung Galaxy S21 Ultra 5G Back Glass Cover With Adhesive ; 1 * Universal Tool Kit . Installation instructions is not included ; You can try to search how to replace Samsung Galaxy S21 Ultra Back Glass Cover from YouTube or Google . We will not be responsible for any damages to your device that you may cause during the changing of replacement parts. UPC 779288205901 ASIN B08Y1DS5PG Brand ubrokeifixit Color Black Theme No Theme Finish Smooth Pattern Solid Model Name Galaxy S21 Ultra 5G Unit Count 1.0 Count Form Factor Bumper Screen Size 6.8 Inches Manufacturer ubrokeifixit Model Number Celular Is Autographed No Number of Items 1 Subject Character ubrokeifixit Compatible Devices Samsung Galaxy S21 Ultra 5G G998 6.8 Enclosure Material Glass Additional Features Flexible Customer Package Type Standard Embellishment Feature Logo Water Resistance Level Not Water Resistant Compatible Phone Models Samsung Galaxy S21 Ultra 5G G998 6.8 Compatible Cellular Phone Models Samsung Galaxy S21 Ultra 5G