On Amazon where you can now get this
Rechargeable Hand Warmers 2-Pack for only $9.99 (regularly $14.99).
hands in black mittens holding green rechargeable hand warmers. These hand warmers feature three different temperature settings that range from 104-131°F, warm up in 2 seconds, and their snap feature allows you to use them individually or combine them into a single unit. Plus, these hand warmers can keep you warm for up to 20 hours when fully charged.
Nodinsy暖手宝是万能出行好伴侣,让您的双手随时远离寒冷。无论是户外运动、办公室、家中休息,均可带来持久温暖。采用智能温控技术,安全可靠。超长续航,一次充电可使用多次。时尚外观,精致小巧,轻松装入口袋或手袋