THERMOS Vacuum Insulated Baby Straw Mug 0.29L Blue Separate straw unit included This mug weighs 300 grams. Safe for outings, it won't leak even when snapped shut! Vacuum insulation, for cold drinks only. Straw type. The straw on this mug is replaceable. Vacuum insulation keeps drinks cold! No condensation! No leaks, so it's safe for outings. Washable (※Do not leave the main body submerged in water). Easy to hold with a silicone body grip. New mechanism to prevent water droplets from splashing when opening the drinking spout! 【Happy to use for a long time!】 The drinking spout can be replaced! Maybe it's time to switch to a training mug spout since they're getting good at drinking from a cup...? Training mug type spouts are sold separately. → Included! Target age: 9 months and up * There is no box or instruction manual for the main body. * There is an instruction manual for the straw unit. * Will be bubble-wrapped and shipped. * Shipping will cost about 750 yen due to the thickness.