1.Design with a combination of cold metal and minimalist colors
2.Ergonomic structure design at both sides of the bottom for easier, more comfortable use
3.High quality and tough Zinc Alloy material. Capless design eliminates the problem of losing the cap
4.Unibody design and COB assembly process technology offer excellent capabilities of water proof, dust proof and shockproof
5.Product warranty – lifetime warranty with free technical support service