KIDS WATCH WATERPROOF SIMPLE and CLEAR The Crystal has high transmittance,you can get the time easily and clearly .High hardness and impact resistance, children normal play and sports will not damage it. STAINLESS STEEL REAR COVER The rear cover is made of high-quality stainless steel, not easy to deform, and the performance is excellent.When the battery isn't work, you can use the correct tool to remove the rear cover and replace a new battery. SOFT BAND 2mm thickness ultra-thin band, with 11 adjustment buckles and stainless steel buckle, suitable for kids with wrists 15-22 cm wrists.Super soft and durable PU band, it can still be worn comfortably in winter and summer. KIDS WATCH FOR GIRLS BOYS TIPS: There is a protective film on the crystal to protect it, if it's still clear enough, you can keep it. If not, please tear it off.Please wipe the surface with soft cloth and clear water, don't use chemicals. Specifications Case Diameter 1.26 inches Case Thickness 0.39 inches Band Width 0.66 inches Band Length 9 inches Crystal Diameter 1.14 inches Item Weight 21g / 0.74 oz. Kids Analog Watch Kids Analog Watch Kids Analog Watch Kids Digital Watch Display Analog Analog Analog Digital Case Diameter 1.42 inch 1.42 inch 1.42 inch 1.26 inch Suitable Wrist Size 5.9-8.6 inch 5.9-8.3 inch 5.24-8.27 inch 5.5-7.48 inch