Check the listing for details. Insole Foot Warmers 30 Pair (Clearance Expiration date is October -2021!!!!!). Condition: New. Listed at 29.99 USD. Every buyer MUST email us as soon as you make your purchase and confirm your aware of the products condition & Dates. We cannot ship the product till you do!!!!!!!!!!! Expiration date is October -2021!!!!!!!!!!!!!! Grabber Online Super StoreGrabber Insole Foot Warmers60 Warmers (30 pairs)Size Small/MediumOnly last 30 to 120 Minutes (Due to short shelf life you will only get a little time on them not the full time as new stuff)Expire date: Expiration date is October -2021!!!!!!!!!!!!!!Go here for all our warmers. https://www.ebay.com/str/webdealsonline/Sporting-Goods/_i.html?_sacat=888 · SAFE, NATURAL, LONG-LASTING HEAT - Each pair of Grabber Small/Medium Foot Warmers is made with natural ingredients.· HOW TO ACTIVATE - Open the package, expose the warmer to air, and allow 15-30 minutes to heat up fully. If warmth decreases, expose warmer to air again and shake. After use, dispose of with regular trash · QUALITY INGREDIENTS - Each Grabber Small/Medium Foot Warmer is made in the USA with natural ingredients that don't harm the environment like iron, water, vermiculite, charcoal, polymer & salt · CONVENIENT & PORTABLE - Small enough to pack in a backpack and safe enough to go through TSA, Grabber Small/Medium Foot Warmers are easy to travel with no matter where you're going Every buyer MUST email us as soon as you make your purchase and confirm your aware of the products condition & Dates. We cannot ship the product till you do!!!!!!!!!!!Expiration date is October -2021!!!!!!!!!!!!!!