Thermaltake CL-W021-OS00BU-A DIY LCS Coolant Blue 1000ml Type: Coolant Color: Blue Coolant Capacity: 1000ml Features: Optimum Heat Conductivity Pre-Mixed Non-Toxic, Non-Flammable, Algae Control Solution Protects Cooling System from Corrosion and Cavitation Compliant Metals: Copper, Brass, Nickel, Aluminum and Steel Includes Fill Bottle for Easy installation Package Contents: (1) 1000ml Blue Coolant (1) Empty Fill Bottle