Our Trainer Sippee Cups Are Specially Designed For Developing Tipping And Sipping Skills, Along With Removable Handles So The Cup Develops Along With Your Little One'S Confidence. Non-Spill Features Also Mean Those Little Hiccups Won'T Always Mean A Messy Floor.Each Trainer Sippee Cup Is Designed With A Removable, Two-Piece Valve That’S Easy To Clean, And Cups Are Dishwasher-Safe, And Can Be Steam Sterilized For Added Peace Of Mind.To Further Support The Development Of Their Grown-Up Drinking Skills, Our Trainer Sippee Cup Comes With Removable, Easy-Grip Handles Designed For Tiny Hands. As Your Baby’S Drinking Skills Improve, You Can Remove The Handles So They Can Hold The Cup Directly.