ATTN: We cannot deliver to a P.O. BOX. Our shipping method needs a physical address. WIG Racing Scoop36™ 110/100-18 Sand Motocross tire and Heavy Duty 2.5mm tube Combo The WIG Racing Scoop36™ is a loose terrain tire with 36 3/4"(19mm) directional paddles. This is a great alternative to a traditional knobby when needing more traction in sandy or muddy terrain. Also an excellent alternative to a sand paddle tire when increased handling is desired. Lateral traction scoops - Each side of the tire has rigid traction scoop blocks designed to provide maximum traction at high lean angles. Auto release tread design - The 3 piece paddles provide enough flex to automatically release debris from the tread to maximize traction. Durable intermediate compound - Our rubber compound is made durable enough to prevent damage to the tires in the circumstance you end up on hard pack sections or occur rocks. Off-Road use ONLYPackage includes thick Heavy Duty 2.5mm butyl inner tube with TR4 valve stem Items ship the same day if ordered before 1pm PST