Keep cool and protected with the Columbia Freezer Zero Bandana. ; Omni-Freeze ZERO reacts with perspiration to lower the temperature of the fabric, so you can sweat with no worries. ; Omni-Shade clothing protects you from harmful UV radiation by blocking the majority of the sun's rays, so you can stay out longer. ; 92% polyester, 8% elastic. ; Imported. Measurements: ; Width: 21 1 2 in ; Length: 21 1 2 in