Compatible Models: 2-pack bumper cases available in 38mm, 40mm, 41mm, 42mm, 44mm, 45mm, 46mm and 49mm; Designed for Apple Watch; Please check the model and size on the back of your watch before purchasing Lightweight & Slim: Ultra-slim and lightweight design adds minimal bulk for comfortable everyday wear; The flexible Apple Watch cover is easy to install and remove without taking off the watch band Easy Installation: Align the square opening with the screen side and the round opening with the charging side; Gently stretch the flexible bumper around the watch body for a secure and proper fit Precise Cutouts & Protection: Accurate openings provide easy access to the Digital Crown, side button, speaker and charging area; Raised edges help protect the sides of your Apple Watch from everyday scratches and bumps Screen Protector Not Included: This bumper case only covers the edges and sides of the watch; It does not cover the screen, allowing direct screen touch and maintaining the original display clarity and touch sensitivity