Muddy Warmer Variety Pack White. Hand warmers last up to 8 hours. Air activated and lightweight Specifications for Muddy Warmer Variety Pack: Manufacturer: Muddy Color: White Features of Muddy Muddy Warmer Variety Pack: Variety pack includes 2 Hand Warmer Packs 2 Toe Warmer Packs 2 Body Warmers Packs Non toxic Natural & Disposable Lightweight & comfortable Package Contents: Muddy Muddy Warmer Variety Pack Muddy MUD-DWAST: Warmer Variety Pack White