Evans UV1 Series Coated Batter Floor Tom Head - 18"The UV1 series is designed for the widest range of sonic possibilities while remaining the most durable single ply drumhead available. The patented UV cured coating provides unmatched durability and consistency of texture, while the unique 10mil film delivers exceptional strength and versatility for a full range of musical applications. Features Patented UV cured coating provides unmatched durability and consistency Made from a single ply of unique