Kids Tumblers - Rommeka tumblers for kids are made of premium 18/8 stainless steel, won't rust for long time use. Unbreakable and sturdy material to survive multiple bumps and accidental falls. Leakproof Lids - The kids cups come with food grade crystal lids which reinforced with silicone sealing ring for spill proof. 2 ways drinking holes on the top for easy sipping and straw friendly. Silicone Straws - Toddler cups with straws, safe for all ages due to soft, non teeth chipping silicone construction. Soft to bite down on, but durable enough to resist tear, won’t hurt your kids’ teeth or lips. Clean and Storage - These stainless steel toddler cups are light and easy to clean, hand wash or dishwasher safe. Stackable design allows more easier storage without taking up too much space. Perfect for Family - The sippy cups are safe for kids and adults use to drink hot or cold beverage. 5 colorful sleeves are designed to help your family members or friends to identify their own cup and also have a very good hold feeling. Rommeka Kids Stainless Steel Cups - Every One Has Their Own Color, Bring Fun to Daily Hydration!!