Bestie bottle goat with silicone straw and cleaning brush With the Bestie bottles, every sip becomes a little adventure. Whether sweet panda, cheeky fox or completely crazy alien - the collectable silicone heads not only have thirst-quenching qualities, but also plenty of character. From 4 to 94 years (and secretly even beyond), they are the perfect companion: 24 hours ice cold or 12 hours cosy and warm - whether on a picnic, in the office or on the sofa during a series marathon.soft to the touch, tough to the touch - and thanks to the interchangeable heads, always in the right outfit. Choose from a colourful range of unique designs and make your bottle look just the way you feel.