Thermal exchanging foams, fabrics, namely woven and nonwoven fabrics, animal hides, gels, suspensions, slurries, synthetic resins, plastics, thermoplastic elastomers and powders containing micro-encapsulated phase change material which change from a solid to a liquid state at a predetermined temperature and are sealed within a multiplicity of polymeric shells for use in ski and snow board helmets, race car helmets, ski and snow board boots, winter boots, hunting and hiking boots, pac boots, work boots, shoes, golf shoes and accessories, footwear, clothing, gloves, hats, ear warmers, camping mats, hand warmers, blankets for animals and humans, pet beds and bedding, waders, body armor, sleeping bags and liners, pillows, mattress pads, mattress ticking, inner soles and outer soles for footwear, insertable foot pads and insoles