A. This multi-functional retractable bottle opener is a durable and versatile tool. It can open bottle caps, cans, etc. of different sizes with ease. Its magnetic function enables it to be stored conveniently on any metal surface. It is made of tough nylon and stainless steel, which is reliable and easy to clean. It is lightweight and compact, so it's easy to carry. There are a variety of colors available. The dimensions are 21 x 5 cm. Place your order now! B. Features 1. **Diverse bottle-opening functions**: It has a magnetic function and can be adsorbed on any metal surface. It can be used to open bottle caps, cans, corks, etc. of different sizes, and it can even open relatively tight bottle caps. 2. **Durable materials**: This multi-functional retractable bottle opener is made of nylon and stainless steel, which is sturdy and durable and easy to clean. 3. **Lightweight and compact**: The bottle opener is lightweight and small in size, making it easy to carry around. It also has a magnetic function and can be hung on the wall at home for storage. 4. **Convenient to use**: Pull this multi-functional comfortable hand-held can opener up and down and fasten it on the bottle cap. The gear engagement design of the bottle opener helps prevent the bottle cap from sliding. 5. **Easy to store**: It is lightweight and small in size, making it easy to carry around. The magnetic function can be used for hanging on the wall at home for storage. C. Specifications - **Material**: Plastic - **Colors**: White, blue, black, red - **Dimensions**: 21 x 5 cm - **Weight**: Not mentioned - **Package contents**: 1 bottle opener