The Milwaukee Full Brim Vented Hard Hats are designed to Adapt For Your Jobsite. The hard hat features a BOLT Reversible Headlamp Mount that works with most headlamps for easy, secure attachment. Four BOLT accessory slots and two universal accessory slots allow users to easily integrate additional personal protection equipment and accessories onto the helmet. For improved comfort, all Milwaukee hard hats feature a ratcheting suspension that users can quickly adjust. A BOLT Marker Clip allows users to easily access to pens and markers. A sweatband is also included and is moisture wicking to provide users with additional comfort. These Milwaukee construction hard hats are ANSI/CSA approved.