[HIGH QUALITY]: High transparent resin lens and stainless steel case,PC material case and stainless steel case back, make the watch durable and durable, advanced button structure advanced chip, guarantee permanent time precision, adjustable PU resin high Quality strap with stainless steel buckle, comfortable and environmentally friendly, maximum circumference: 8.27in /21cm, minimum circumference: 6.1in/15.5cm[Friendly Child Watch With Anti-Shock Function]: Our children's watch adopts Japanese quartz movement, high-quality battery provides permanent power supply for the watch, and the accurate simulation display time is clear and accurate. When your child is training, make sure your child's watch is always working[Easy to Read Girl Boy]: Large round dial window, comfortable and durable, so that your child can clearly understand the time, simple and clear operation method, will not make you and your child feel a headache, how to set up, of course, it is equipped with There is an elegant and lovely gift box, so this will be the perfect gift for your child[30M Waterproof]: 30M waterproof, hand wash, swimming, no problem, pay attention! : Do not press any button in the water or wear this watch for long-term underwater activities - such as diving. Excessive exposure to water or use at extremely hot or cold temperatures can shorten the life of your watch