The Tommee Tippee Big Chill Kids on the Go Free Flow Cup is insulated to keep drinks cooler for longer. It\'s perfect for hot summer days and holds up to 300ml of liquid. It features a flip up straw that is leak proof when closed. Available in a choice of fun colours and designs, the non-spill Tommee Tippee Kids on the go Insulated Big chill is microwave, steriliser and dishwasher safe. Complies with EN 14350. Materials: polypropylene, silicone. BPA free. Please note: This product is an assorted line and the designs will be picked at random and may vary.