McNett Gear Aid Zip Care - Liquid Zipper Cleaner and Lubricant - Tentworld
Zip Care (Cleaner and Lubricant) - backpackinglight.co.uk
Amazon.com: Zipper-Ease Zipper Lubricant Stick for Lubricating and Protecting All Zippers - Ideal for Backpacks, Tents, Jackets, Boat Canvases, and More (0.43 oz) : Tools & Home Improvement
Zip Tech Lube 4.5g - for waterproof T Zip Dry Suit Zips - Paddlesports Megastore