Stanley FatMax 47-487L Chalk Box Extreme, 4 Oz, RedHighlights: 100 ft length Die cast aluminum housing for superior durability Aircraft grade aluminum 5 to 1 gear ratio Rewinds 5 times faster Chalk view window in case Quick gear release Line is 3 times more abrasion resistant than standard line Xtreme chalk is weather resistant scuff resistant Snaps longer lasting lines even on wet and dry surfaces Chalk is waterproof and non clumping Includes 4 Oz red chalk Carded Unique innovative product Only chalk