Length is easily adjustable to achieve a perfect fit.Extra soft memory foam ear cushions conform to surface and headshape to ensure optimum wearer comfort.360° rotation for standby and resting positions.Universal adaptor with slot for visor carrier.Bright Color coding with v1™,v2™,v3™ noise protection indicator foreasy selection and identification.Replacement hygiene kits available separately.MOQ 12 - 20 Pairs/Case - Boxed. Complies with CSA.