The new Polisport trendy screw-on bottle is what you need to keep yourself hydrated during your training or competition. Cool and with a fancy and clean design, S600 as a large opening ? quite useful to refill, clean, and to make your energetic mixtures. The bottle design also incorporates a scale print to check the remaining liquid in the bottle (clear versions), or to help you with your mixtures. Besides this new design, the bottle features a largemouth valve to help you control the liquid flow, adjusting it to your needs for hydration. You will also find a system to lockout the tip ? quite useful during transport to prevent accidental leaks. The bottle is produced with a soft material optimized for a perfect squeeze ? no extra efforts while you are cycling.