DAPRI : 500ml clear plastic bottle with the PRIME design and  leak-free demand activated cap. Each 9 different coloured bottle is 65mm in diameter and 190mm tall and is made from a unique blend of BPA free plastic to give a sturdy, long life, high quality product. The lids are also BPA free and incorporate a sealing system to ensure leak free use. Each item is produced in the UK. The bottle is made with a sturdy plastic that is hard to squeeze, which contributes to it being leak free. Each demand activated handsfree cap comes  in the colour to match your bottle.