Wooster Super Twist Jumbo-Koter Roller has super high paint capacity polyamide striped fabric. For the application of emulsions, primers, rust-protection, oil paints and all varnishes onto smooth to semi rough surfaces. Long lasting thermal bonded construction, with one closed end which saves time when painting corners and the other easy to clean with an open 0.75 Inch core end. Low spatter, hard wearing and very durable mini paint roller. Compatible with the Wooster Jumbo-Koter roller frames and Purdy Jumbo Roller Frame. Pack contains 2 rollers, dimensions 6.5 Inches wide with a 13mm or 0.5 Inch medium pile or nap fabric height.