1. Applicable Scenario The marine dock bumper can be inflated and deflated for transportation, very convenient, upgraded air nozzle, strong sealing, which is for marinas, yachts, sailboats, paddle boats, ski boats, canoes, pontoon bridges, fishing boats, buoys, etc. 2. IMPACT RESISTANT - The bumpers of boat buoys are made of high-strength PVC with superior abrasion and impact , anti-aging, no cracks or bubbles inside and can withstand the friction and collision between the boat and the dock for a long period of time. 3. Strong buffer effect The marine boats bumper has a strong buffer effect, it is an important equipment to protect the boat from collisions and damage, which can effectively reduce the losses caused by the collision. 4. WITH TWO HOLES - Inflatable boat bumpers have two holes for vertical or horizontal hanging. The dock bumpers are easy to install and remove, helping you have the flexibility needed to protect your boat at all times. 5. WATERPROOF & AGING RESISTANT - Black boat bumpers have excellent UV and chemical and are waterproof, frost-proof, oil-proof, elastic and aging resistant, will not crack due to the fragility caused by cold weather and will not fade your boat. Specifications: Item Type: Boat Bumpers Material: PVC. Size:4pcs/set Colour: black. Size: approx. 21.5x68.5cm/8.5x27 inches (size after inflation, please note where measure) Application: Strong buffer to protect boats from damage or abrasions caused by serious collisions, especially when boats are docked or accidentally hit other boats. TheWITH TWO HOLES - Inflatable boat bumpers have two holes for vertical or horizontal hanging. The dock bumpers are easy to install and remove, helping you have the flexibility needed to protect your boat at all times. IMPACT RESISTANT - The bumpers of boat buoys are made of high-strength PVC with superior abrasion and impact , anti-aging, no cracks or bubbles inside and can withstand the friction and collision between the boat and the dock for a long period of time. Applicable Scenario The marine dock bumper can be inflated and deflated for transportation, very convenient, upgraded air nozzle, strong sealing, which is for marinas, yachts, sailboats, paddle boats, ski boats, canoes, pontoon bridges, fishing boats, buoys, etc. WATERPROOF & AGING RESISTANT - Black boat bumpers have excellent UV and chemical and are waterproof, frost-proof, oil-proof, elastic and aging resistant, will not crack due to the fragility caused by cold weather and will not fade your boat. Strong buffer effect The marine boats bumper has a strong buffer effect, it is an important equipment to protect the boat from collisions and damage, which can effectively reduce the losses caused by the collision.