Tikkurila Supi Black Sauna Wax (3 Liters) is a premium, water-borne protective finish designed to enhance and safeguard the wood surfaces in your sauna. Containing natural wax, this product penetrates deep into the wood, offering a beautiful, silky matte finish that highlights the wood's natural beauty. Available in black, this sauna wax is perfect for treating benches, paneled walls, ceilings, doors, and window frames, providing long-lasting protection and a contemporary look.