Rated "EXCELLENT" by Powerboat Reports (March 2008 - Testing Challenge). Our Top of the Line Boosted Multi-Season Ablative Copolymer, with 67% Copper & added SCX - Slime Control Xtra * Covers 300 - 400 square feet/gallon; 2 coats needed for proper application - 3rd coat recommended on the waterline.. Compare to Interlux Micron Extra & Pettit Ultima SR at a $50 per gallon Savings! * To figure out the amount of paint required: Length x Beam x .85 x 2 (2 coats)= Total/300 feet = Gallonage Required * MULTI-SEASON PROTECTION - average boater (50 - 100 hours) will get anti-fouling protection of 2-3 years * ? Perfect for Bright Colors, Aluminum & Fiberglass, and Trailerable Boats - Kolor has the White, as well as Bright Colors. 45% Copper Thicyanate Protection - Twice the Protection of Trilux & Vivid!