Decription These Watch Shells made of Silicone which durable and not easy get rusty. Its Full Protection design which can wraps your watch tightly and will never fall off. And its candy color design which make your watch looks so beautiful and fashion. Each case is lightweight, and it would not add any bulk to your Apple Watch and offers external surface protection. Feature - Color: Red, Yellow, Green, Light Blue, Purple. - Material: Silicone. - Size: 4.5x4.2x0.5cm. - Compatibility: These bumpers work with 44mm Apple Watch Series 4. - Premium Material: Made of flexible yet durable TPU, no smell or deformation, it will protect your watch against scratches, dusts, drops and bumps. - Full Protection: Covers all sides and corners, holds your watch tightly. NOTE: this is not screen protector case, but it is compatible with most screen protectors. - Perfect Fit: Fully access to all buttons, camera, sensors and ports of the watch, easy to install, owns band-releasing holes on the back for easier band exchange. Zero interference with charging and other everyday use. - Slim Design: Each case is lightweight, it would not add any bulk to your Apple Watch and offers external surface protection and beauty to your hi-tech apple watch. - Easy install: This iwatch case not only contributes to bring effective protection to your Apple watch, but also helps you installing easily. This case is light but durable, thus no need to worry about carrying inconvenience.