Starbond KEG-500 Flexible Medium Thick, PREMIUM CA - Super Glue plus Extra Bottles, Caps, and Microtips, 16 oz. PREMIUM ETHYL CYANOACRYLATE SUPER GLUE - LAB TESTED FOR OPTIMAL PERFORMANCE: High performance industrial grade adhesive. Flexible Medium Thick CA is used for heavy duty bonding that require impact and shock absorbance. EXTRA SUPPLIES: (1) Easy dispensing yorker spout, (3) empty 2 ounce bottles, (4) applicator caps, (1) clog-free stopper, and a bag of micro-tips for precision. The easy dispensing spout enables you to refill the bottles, an extra applicator cap is in case of future clogs, the clog-free stopper has a tiny pin to prevent clogs, and micro-tips provide the perfect extension for tiny cracks. "FLEXIBLE BONDING" ADHESIVE: Ideal for bonding malleable material. PROPERTIES: Viscosity: 500 cPs (meaning the thickness of the liquid is similar to that of syrup). Penetrating abilities of up to 0.008" in size. SUPERIOR SHELF LIFE: When well kept, our product can last several years in a cold environment. Just make sure to store the bottle under 40F before AND after use to QUALIFY FOR OUR 20 month shelf life warranty. If product does not last, we will replace that bottle free of charge.