Perfect sleep mask for him. The outer layer of this mask is wool and cotton blend fabric in black and grey colors. The back lining of this mask is super soft black fleece. This mask is fully padded with light blocking fabric. Wide elastic band is used to keep the mask in place. The band measures 12 inch long and will fit most adults. The mask measures 7.25 inch wide and 3.25 inch tall. Elastic is used to keep the mask in place. The mask can be hand washed or machine washed with gentle cycle. Air dry is recommended.