PORTABLE AND WEATHERPROOF

• Coldproof is portable, lightweight and flexible, allowing for simple and easy storage almost anywhere.

• Designed for all-weather purposes, COLDPROOF features water resistant heating elements, coated wiring and insulation material, guaranteeing its heat in any condition.

PTC HEATING ELEMENTS

• Coldproof Heaters are built with self-regulating NASA PTC (Positive Temperature Coefficient) technology that reliably keeps the heater at an optimal temperature, while requiring less electricity then competing devices.

• Safety ensured through our cold-state failure mode.

• Highly efficient, low voltage, low profile PTC heating elements which eliminate the risk of overheating.

SAFE AND RELIABLE HEAT

• Designed with an insulated interior, its unidirectional heat helps you retain warmth when you are on the go.

• Coldproof's performance has been proven in the challenging outdoors, as well as in the office and at home.

• It's designed to steadily reach 113 Fahrenheit, keeping you warmer and safer.

• Self-regulating technology provides the best solution for the cold. Stay outdoors longer, so you can enjoy the activities you love!

USB 2.1A POWERED

• Coldproof is optimized to function with all 5V /1A/2.1A.

• Use your existing batteries and power banks to make it easy to use anywhere without buying expensive and uncommon batteries.

• USB power designed for use in places where outlets are not accessible. Perfect for camping chairs, car seats, under clothing, and more!

HEATED FACE MASK MAINTAINS WARMTH

• Soothing heat that is warm to the touch, feels fantastic on your cheeks!

• Eliminates the cold during a casual stroll or for active outdoor activities

MAGNETIC POWER CONNECTOR

• Easy on/off control by magnetic-click power cable.

• Simply disconnect the magnetic power connector to turn the mask off for indoor comfort, and back on for outdoor warmth.

• Powered by any 5-volt USB rechargeable power supply for hours of heat.

INDOOR & OUTDOOR VERSATILITY

• Simply plug in the mask with our simple magnetic connector to turn it on, and remove it when you want the heat to stop!

• No need to swap your ski mask for an indoor-approved face covering. Easily disconnect the power and turn your heated mask  into a normal mask.

FULLY CUSTOMIZABLE FIT

• Adjustable ear loops for comfortable fit and tight seal.

KEEP YOUR MASK DRY

• When the mask is on and plugged in, condensation made from heavy or light breathing inside the mask is kept to a minimum, eliminating possible freezing and discomfort.

• Even when the mask is off, our moisture-wicking fabric helps to combat moisture buildup.

• Eliminates the discomfort caused by breathing in soggy air

QUALITY MATERIALS FOR BEST PROTECTION

• Optional insert protects from 95% of bacterial, viral and particle contamination

• Mask features three polyester layers plus the optional safe, reliable and changeable N-95 bacteria and virus filter insert