The unique fibers on the inside of the Ultimate rub against your skin to create frictional heat

It features a rubberized application for a fun look

stain releasing

Bluetiful/Silver

Composition: 90% Elite PBT/Polyester

IBKUL Women's Short Sleeve Mock Neck IceFil Shirt - SALE Color:Turquoise The unique fibers on theOn Closeout SALE! The IBKUL Womens Short Sleeve Mock Neck Icefil Shirt is made with their signature, patented material, IceFil technology. Icefil is a flat weave, anti microbial, stretch fabric featuring a textured interior. It is ultra soft and comfortable, and has been specifically engineered to: Dry quickly and wick away moisture with two way circulation to control moisture and sweat Reduce thermal radiation and convert sweat to a cooling