Proflex 550 Padded Knee Sleeves With 3-layer Foam Cap, Slip-on, Large/x-large, Black, Pair 16.38" Simply use any dry erase

Simply use any dry erase board spray or wet dry erase board wipes after continuous use to clean the writing surface

With a medium 1 mm point

Do not let dry on garments or surfaces

The Air Quality Indicator is powered by a VOC sensor that will constantly monitor room air quality while providing real time

Proflex 550 Padded Knee Sleeves With 3-layer Foam Cap, Slip-on, Large/x-large, Black, Pair 16.38" Simply use any dry eraseThe ProFlex 550 Padded Knee Sleeves feature a 3 layer foam knee pad and a low profile spandex sleeve design for enhanced flexibility and comfort. Inspired by athletic knee pads, these knee sleeves are built for movement. The soft strapless nylon spandex fits and flexes comfortably under or over clothes, providing workers with an alternative to more traditional bulky knee pads. For enhanced breathability, the back of the sleeve features mesh paneling