Watch strap has color matching design that makes it look stylish and exquisite. Watch band is waterproof and sweatproof. Adopting pin buckle design, this watch band is easy for you to install and remove. Made of silicone material, it is soft and comfortable to wear. The length of the watch band is 100mm plus 80mm, the width of the interface is 15mm and the width of the watch band is 20mm. It is suitable for the wristband of children's smart phone watch with interface width of 15mm. Item Name: Watch Band Material: Silicone Compatible Models: for Wristband of Children's Smart Phone Watch with Interface Width of 15mm Features: Waterproof, Sweatproof, Comfortable Size Details: Watch Band Length: 10cm + 8cm/3.94" + 3.15" (Approx.) Interface Width: 1.5cm/0.59" (Approx.) Watch Band Width: 2cm/0.79" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Watch Band (Watch Not Included)