03-4011 62mm Strobe Prism 5001-12 It features a Huge BigMouth

It features a Huge BigMouth opening to ease fill-up and no-leak stopper to keep it closed

The Keson ProChalk Semi-Permanent Waterproof Marking Chalk is available in different colors and sizes

without sacrificing durability

The Keson Lumber Crayon Holder protects lumber crayons from damage during use

it is sold in a case of 12 cans

03-4011 62mm Strobe Prism 5001-12 It features a Huge BigMouthFeatures Red LED strobes every two seconds 5 sec. accuracy prism sealed in canister M20 mounting thread fits all holders designed for screw in style prisms The battery (camera style) included and provides approximately 48 hours of continuous use