Why choose us? This set of watch repair kit is packed in cloth bags. It is simple and practical. It can open watches to change batteries, and cover and cover watches to open. It can not only change the strap at will, but also change the length of the strap. It is an ideal choice for beginners and watchmakers. Specifications Black canvas bag size:20.5*10*4.5cm Weight:0.5-0.6kg Package：1*Black canvas bag Notes： 1.This product contains many small parts. Please pay attention to safety when using it. 2.Please confirm the style you choose before placing an order. 3.Please put this product out of reach of children.