Wipes are pre-moistened; plastic storage canister prevents wipes from drying out; 70 wipes per canister;Wipes away dry-erase ink/dust and removes dirt from all whiteboard and dry-erase surfaces; BoardWipes are free of dyes, non-toxic and low odor (SDS available upon request);BoardWipes are treated with a plant-based cleaning formula; greywater and septic safe for easy disposal; AP certified; regular use helps Quartet whiteboards resist ghosting and staining