Buckle closure 【Unique Design】The silicone sports strap with smart lugs on both ends,which can be accurately and safely installed on the watch,and the strap can also be easily removed.Advanced transfer technology to ensure that the pattern colors of these straps remain bright. 【Compatible Models】Cartoon pattern bands compatible for watch 38mm 40mm 41mm 42mm 4mm 45mm width.These bands are compatible for series SE 6 5 4 3 2 1.Suitable for women and men.No watch included. 【Free Size】You can adjust the size freely.38mm/40mm/41mm Size suitable for 5.5"-7.5" (140mm-190mm) wrist; 42mm/44mm/45mm Size suitable for 6.3" - 8.3" (160mm-210mm) wrist. 【Occasion & Gift】The watch band is very suitable for modern style,daily wear and sports.Suitable for many occasions.An gift idea for the person you love,your family and friends during wedding,party,birthday,holiday,anniversary etc. 【Silicone Material】The watch bands are made with good soft silicone material which doesn't irritate the skin,soft and durable for your daily wearing. 【After-sales Service】If you have any problem or not satisfied with this watch band,Please feel free to contact us and we will solve it for you within 24 hours or refund full money to you.Hope you have a happy shopping!