With this awesome BTTLNS Bottle Flux 1.0 750ml you will show you're going for performance like a Battalyan! This bottle has a large filling opening to easily fill the bottle with nutrition or liquid gels. Nice closing drinking cap that prevents leaking and is easily to open with your teeths. 100% BPA free, dishwasher safe and certified by the highest quality standards ISO9001 and ISO22000. Super quality and with this Flux 1.0 bidion you want to be seen on a training or in a race!