1/8" 1/4" 3/8" 1/2" 5/8" 3/4" 1" Inch Split Wire Loom Tubing 5ft each size 35ft | eBay
Amazon.com: Kable Kontrol Split Wire Loom Tubing 1/4” Inch 100 Ft Long – Black Wire Conduit Cover for Cords - Corrugated Tubing and Protector for Automotive Wires – Durable Polyethylene : Electronics
American Terminal Marine Grade Conduit Car Home Tubing Split Wire Loom – absoluteusa