【Name】:Children's anti-lost wrist strap [Material]: PVC [Weight]: 12 strips 54 g 8 strips 38 g [size about]: length 19.2 * width 2.15CM black buckle width about 2.5CM Waterproof and safe – the child safety bracelet is made of PVC and is made of waterproof material and is not harmful to children. Durable and reusable - Designed for children, our Safety ID wristband is tear resistant, soft and soft. Rugged and reusable. Easy to use - in just two steps. The ID wrist strap can be marked with a standard ballpoint pen for easy and convenient use. Adjustable – ID wrist strap size is 19.0*2.54 cm. The Yillsen emergency bracelet is lockable so it can be adjusted infinitely for any age. The beautiful pattern makes the child's bracelet more fitting, not a safe size. A variety of occasions – child safety wristbands can be used for parties, casinos, shopping centers and other public places.