Self Heating Warm Patch Body Warmer Heat Pack for Winter Outdoor Use 10 Hour Warmth

Self-Heating Warm Patches (暖身贴, Nuan Shen Tie) are disposable body warmers that generate gentle heat through air-activated ingredients. Traditionally associated with warming the body in cold weather, they are worn over clothing at the abdomen, back, shoulders, or feet. Each patch warms for up to 10 hours with a peak temperature around 65°C, making them a practical seasonal companion for winter travel, outdoor work, and daily cold-weather comfort.

Key Selling Points

• Air-activated self-heating design requires no batteries or external heat source
• Provides up to 10 hours of continuous warmth per patch
• Peak temperature reaches approximately 65°C for effective cold-weather comfort
• Slim 10 x 13 cm patch fits the abdomen, back, shoulders, or feet
• Lightweight 42 g per pack suitable for winter travel and outdoor activity

Quality & Sensory

Each patch is a flat, flexible non-woven fabric pouch with a soft green outer surface. When exposed to air it warms gradually, reaching a comfortable steady heat with a mild, odorless warmth typically felt through a layer of clothing. The patch remains dry and does not produce visible residue during normal use.

Technical Specifications

Usage Scenarios

• Worn over clothing on the abdomen during winter commuting
• Applied to the back or shoulders for outdoor work in cold weather
• Placed inside pockets or attached to clothing during winter sports
• Used as a warming layer during camping or hiking in low temperatures
• Applied to the feet area over socks for extra warmth on cold days

Traditional Uses

In traditional Chinese warming practice, external heat is used to dispel cold and support comfortable circulation during winter. Self-heating patches are a modern adaptation of this idea, applied over clothing to warm the abdomen, back, or feet. They are commonly used during cold seasons, outdoor activities, and travel, often paired with warm clothing and warm drinks for seasonal comfort.

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