The WetScream is intended for competition use only on professionally maintained courses Widely spaced, sharp square design with large lugs that bite into loose and loamy soil DH - Sealant-compatible rubber is used with the familiar Maxxis dual-ply 60 TPI downhill construction and butyl insert for support and rim protection in order to offer the benefits of increased grip and reliability TR - Tubeless compatible casing, sealant required 3CG - 3C Maxx Grip offers the ultimate in grip and slow rebound properties for unparalleled traction in downhill applications