Add a touch of adorable fun to your day. With their adorable collectible silicone heads, these bottles give personality to every sip. Designed for children aged 4 to 94, they keep your drinks cold for 24 hours or hot for 12, making them perfect for staying hydrated wherever you are. Made with durable materials, each bottle is soft to the touch and as practical as it is fun. With interchangeable heads and a variety of unique designs, Bestie Bottles let you express your personality while having fun staying hydrated. Add a touch of joy to your day with your best friend!