Keep your family warm all season with this portable on-the-go pack. The small, thin, odorless pouches contains all natural ingredients. The product is activated when exposed to air and designed for one time use. Warmer is odorless, clean, dry, non-toxic, non-flammable, and biodegradable. No shaking or kneading required; just open individual packages and put warmers in your gloves or pocket to start the warming process. Alternative uses include warming up food products and keeping camera batteries warm. Grabber Warmers is a recommended product by the National Ski Patrol.Hand Warmers are great for weekend getaways, snow sports, camping, fishing, hunting, and sporting events. Also great for relieving pain associated with arthritis and poor circulation.