Practical and innovative magnetic snap-on bottle - removable with a slight Twist Fits in almost any bike in seconds - replacement bottle without connector and without bike base (bottle only) Hygienic sports water bottle, BPA-free (bis phenol A.), self-closing lid, dirt cap, dishwasher-safe Multifunctional: all Twist products can be combined with each other, e.g. other bottles, tool bags, etc. Perfect for retrofitting for your comfort if you already have a mount on your bike