Solid Power™ XL with GlassGuard™ is the newest product in the Solid Power™ family. Solid Power™ XL is a machine warewashing detergent with the same features as regular Solid Power™ but with a high activity formula that allows for 50% more washes per capsule. It also reduces packaging waste by 33% and is 99.7% Phosphate and Phosphorus free.