An ergonomic and portable sports bottle designed for endurance sports, the SiS Wide Neck Sports Bottle features our unique Easy Mix System and wide neck for the effortless dispensing and mixing of SiS powder supplements.

• A clean, fast, and convenient way to prepare and use SiS drinks
• This bottle is specially made for SiS, with handy markings that are a key part of the easy-mix system
• To use, start by adding drink powder up to the appropriate level; part fill with water and shake to mix the drink; finally top up to the final level with more water
• The result is no fuss, no mess, with less chance of contaminating your drink
• An wide opening makes it easier to pour in powder from larger tubs
• Standard 600ml capacity
• Standard diameter fits in bicycle water bottle cages
• Use in the gym or out on the road
• Pre-marked powder levels for easy measuring
• Wide neck for easy pouring
• Leakproof lockable valve
• Easy-to-grip ergonomic shape
• Modern SiS branding design
• BPA free
• Dishwasher safe