The Optimal Insulated Soft Spout Sippy Cup is a 350ml capacity children's drinking cup featuring a soft spout design, insulated walls, and a colorful exterior with playful castle graphics. The cup includes a convenient carrying strap and is designed to help transition toddlers from bottles to regular cups. Key features: • 350ml capacity • Insulated walls to maintain drink temperature • Soft spout design for comfortable drinking • Carrying strap for easy transport • Colorful child-friendly design • Helps transition from bottle to cup The cup features a blue and yellow color scheme with a whimsical castle and landscape design that appeals to young children. The included shoulder strap allows for hands-free carrying. The soft spout is designed to be gentle on developing teeth and gums while helping children learn proper drinking techniques.