Flux Bottle 1LDescription Flux Bottle 1L is a weight and space saving bottle designed and manufactured by Hydrapak from TPU, POM, and Silicone. The bottle has a capacity of 1000ml, weighs only 102g, and is produced from elastic thermoplastic polyurethane. Dual layer fiml laminate construction increases durability and elasticity. Utilized material makes it considerably lighter than solid bottles and enables it to flatten and roll when empty. Dust cover made of