JYINCPED Dock Bumper Fender Provides Horizontal and Vertical Protection for Both Dock and Boat The dock bumpers fenders suitable for commercial marinas and personal docks; Great for mounting to dock straight edge for horizontal installation and piling post pole of vertical installation, or other round and flat surfaces for flexible application. Optimal Protection Features 3.5" thickness for excellent impact absorption capabilities; The long dock fender features 48" length Provides extensive protection for various watercraft; Reduces the impact force to dock and post when docking boat, provides optimal protection against scratch, nick, dent and damage to your boat. Reliable Inflatable Boat Dock Bumpers The boat dock bumper guards is made of marine-grade polyvinyl chloride and resistant to UV, designed to withstand the marine elements; The inflatable deck or piling bumpers for boat dock protection providing stronger impact resistance for boat to dock/piling bumping and ensuring long-term protection. Easy to Install The dock bumpers for edge and piling post pole come with pre-drilled hole and stainless steel hardware for easy mounting in different place including edges or post