Orange Seal Subzero Tubeless Tire Sealant Refill - 32oz. Subzero tire sealant its formulated to maximize extreme frigid temperature; enabling riders in the far North to ride with flat protection All while offering the same quick sealing properties youC;O;ve come to expect. Premium Latex coats the whole casing from tire bead to tread cap Seals punctures up to 1/4" with the use of Nanites Developed to add as little weight to a tire as possible Made of eco-friendly biodegradable ingredients Subzero sealant is developed for use in below freezing conditions down to -20F