Seirus Innovation 2135 Outlast Super Glove Liner Specially engineered Outlast fabric is guaranteed to absorb, store and release body heat, regulating temperature for ideal comfort Lightweight weave is ideal for layering under waterproof shell gloves Knit cuffs help seal heat in and cold out Cut and sewn, form fitting construction Specially engineered Outlast fabric is guaranteed to absorb, store and release body heat, regulating temperature for ideal comfort Lightweight weave is ideal for layering under waterproof shell gloves Knit cuffs help seal heat in and cold out