Amazon.com : Seattle Sports Sherpak Universal Kayak Foam Block Carrier with Non-Skid and Anti Slip Bottom for Car Roof Top Available in 14", 16" and 22". Made in U.S.A. : Sports &
Soft Roof Rack – Ishka Sports
Auto Racks Standard Foam Block Universal Car Rack Kayak Transportation - Buy Kayak Transportation,Canoe Roof Kit,Kayak Carrier Product on Alibaba.com
2pcs Soft Foam Block Universal Kayak Rack Holder Kayak Carrier Saddle Roof Rack Arm Canoe Boat Car Roof Rack Kayak Accessories - AliExpress Sports & Entertainment
Standard Canoe Carrier with Tie-Downs - Foam Block Style - 6" Long – Mesh Bag