Compatible Models: The Sport silicone watch straps are compatible for Apple Watch 38mm 40mm 41mm 42mm 44mm 45mm, Series 7,6,5,4,3,2,1. Premium Material: The sport straps are made of durable and soft silicone material, which can prevent skin from irritation and bring you a comfortable wearing experience Personalized Your Watch: Multi unique colors for you to choose, personalize your iWatch with these special straps to fit your mood and dress in different occasions, you will get comments and compliments every time you wear it Easy Installation: The sport strap for apple iWatch comes with watch lugs on both ends, which locks onto apple iWatch interface precisely and securely Friendly customer service: You can contact us, if there is any question with our product. We will do our best to let you have an happy shopping experience Style: strap