Compatible Models: Design fit for Versa 4, Sense 2 (2022 New Release) and Versa 3, Sense (2020 New Release). Note: Versa 3/4 device NOT included. Ingenious Design: Upgraded and improved-built quick release pins feature stable and reliable performance, with two durable clasps that lock onto your bands precisely and securely. Skin-Friendly Material: The bands are made of flexible elastomer TPU waterproof material to provide a comfortable wearing experience. They won't pinch, rub, or irritate your skin. Multi Colors: Classic and bright color designs that are suitable for everyone, fitting your mood and outfit when running, camping, or shopping. Dress up your watch to highlight your unique taste on different occasions. Size Available: 5.2 x 0.9 x 0.4 inches.