This is the Gear Aid 4.5g Zipper Lubricant Stick - 2-Pack Features: Powerful - Lubricates zipper teeth and watertight housings for smooth zipping and to prolong zipper life on outdoor gear Protects - Keeps nylon, metal and plastic zippers protected against salt, chlorine, rust and corrosion without toxic chemicals or silicone Field-Tested - High-performing zipper wax formula that does not flake off and ideal for zippers that are in all water temperatures Multipurpose - Use Zipper Lubricant to maintain zippers on tents, YetiA(R) soft coolers, JeepA(R) soft tops, drybags, luggage, jackets, and watersports gear Reduces Wear - Rely on this lubricant for worry-free application every time on waterproof zippers on wetsuits, drysuits, and B.C.D. equipment Sizes: 0.5 oz and 0.16 oz Silicone-free: yes For Use On: metal, plastic and coil zippers Made in Germany (0.16 oz size) Made in USA (0.5 oz size) Unstick zippers quickly with GEAR AID Zipper Lubricant. More than just a zipper wax, it also protects nylon, plastic, and metal zippers against salt, chlorine, rust, and corrosion - helping hardworking zippers last longer. Stuck zippers on all types of outdoor gear can be unzipped with a simple application. Use this non-toxic formula to lubricate zipper housings and heavy-duty zippers on tents, wetsuits, luggage, soft coolers, convertible soft tops, and watersports equipment. This multipurpose lubricant was previously known as Zip Tech and designed for watertight zippers, too. Making it perfect for use on wetsuits, drysuits, and dive gear. Never wonder how to fix a stuck zipper again. With a trusty Zipper Lubricant on hand, the adventure never stops.