Discover the TWIST Kids Bottle 450: Perfect for pint-sized pedal enthusiasts with compact bikes that play hard-to-get with traditional bottle mounts! Why? Because this little powerhouse, armed with a magnetic-mechanical mounting system, plays nice even with the tiniest frames. Sometimes, smaller is not just better; it's brilliant. Especially when your bike's frame is a bit of a space miser and doesn't offer much real estate for a regular water bottle. Enter the TWIST Bottle 450 - your solution for those tight spots. With its space-saving 450 ml (15.22 fl oz) capacity, it's the ideal companion for kids' bikes. And let's not forget the vibrant bottle cap and kid-friendly design that's sure to bring smiles! Mounting the bike base onto your bike's bottle braze-ons is a breeze, requiring only two screws. If the bike does not come with bottle braze-ons, check out the TWIST Kids Bottle with Uni-Base. - 450 ml / 15.22 fl oz - Always BPA-Free & BPS-Free - Perfect for kids bikes - Leak-proof, self-sealing bottle cap with high-flow valve - Includes removable dust cap - Includes removable connector - Includes TWIST Bike Base and screws for mounting to standard braze-ons - Compatible with all TWIST Bases - Dishwasher-safe without Connector - Proposition 65 Approved