POLY-U Shock-absorbing insole material. Open-cell urethane is breathable, odorless, and washable. Not heat-moldable and will not bottom out. One side abraded for gluing. Cloth Covering on #4196 is Royal Blue. Suede-like cloth helps wick away moisture. Odor-resistant.
WARNING: This product can expose you to chemicals including DI(2-ETHYLHEXYL) PHTHALATE (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm.