1) Fits in your hand nicely with a slim body 6cm diameter, which is 0.5Cm slimmer than a 500ml soft drink can, fits right in your hand. 2) Premium stainless 316 in the interior, is stronger in corrosion than 304, and it adds better safety and cleanliness. 3) Sealable one-touch type dual safety lock ensures resistance to leak when “on the go” while the one-touch cap adds to the convenience. 4) Good manners with silent stopper and clean use with detachable cap silicone silent stopper reduces noise with added stability while detachable silicone packing including the cap ensures clean washing.