● Ito-Yokado Partial Insulation Far-infrared material used in the reinforced areas Concentrated insulation for areas that tend to get cold Long-sleeved U-neck shirt with shoulder pads ● Size: L ● Adhesive label residue present ● Color: Off-white ● Materials: Body: 80% Acrylic 20% Wool Reinforced areas: 100% Acrylic Reinforced areas are only on the shoulders. (Although the package mentions the lower back, the lower back refers to a separate product, pants.)