3M™ 7501 Half Mask Small (Grey Blue) Soft silicone face piece material for comfort and durability circular saw uses S3 PU/Rubber sole

S3 PU/Rubber sole

Metallic ring holes for baseball cap look

Vented laboratory goggles have a series of buttons embedded into the plastic

Drive Size    1/4" Hex

3M™ 7501 Half Mask Small (Grey Blue) Soft silicone face piece material for comfort and durability circular saw uses S3 PU/Rubber sole3M 7501 Half Mask Small (Grey Blue) Soft silicone facepiece material for comfort and durability. 3M Half Face Reusable Respirator Silicone 7501 Series 3M dual half mask silicone. Small, gray color. Made of silicone, soft and durable. There are 4 adjustable strap points for adjusting to the head and face for more comfort and fit. There are 2 air intake valves and 1 ventilation valve helping to provide good ventilation. The ventilation valve cover has