7700 Series Half Mask Respirators, Large no checkout unsupported nitrile gloves Three times more unsupported nitrile gloves Three times more puncture resistant than rubber Gloves offer superior resistance to many types of chemicals Excellent alternative for individuals who experience allergic reactions to latex foam block broom head is constructed for durability and versatility Non absorbent synthetic bristles Effective for wet or dry sweeping applications Lighter than hardwood blocks Color coded bristles Silicone facepiece conforms to facial features Contoured sealing flange and cradle suspension system eliminates discomfort Cradle suspension system allows the facepiece to seal evenly on the face without creating pressure points