HEAVY-DUTY CORNER PROTECTION – Shields dock corners and boat hulls from impact and abrasion using tough blow-molded marine-grade plastic. UV-RESISTANT MATERIAL – Engineered to withstand long-term sun exposure and harsh marine environments without weakening or fading. NON-MARRING MOLDED COLOR – Black molded-in finish prevents scuffs or color transfer to boat surfaces during docking. SOLID FLAP WRAPAROUND DESIGN – 2.75" top flap and 1.5" thick body provide added coverage along both the corner edge and dock face. EASY DOCK INSTALLATION – Mounts securely with stainless steel hardware (sold separately); sold individually for flexible dock layout planning.