Gideon Knit Tank100% Cotton Machine wash cool on gentle cycle, do not bleach, do not tumble dry, do not iron, do not dry clean. turn inside out before wash, remove promptly from washer, reshape whilst damp. dry flat. close all fastenings before wash. do not hang, instead store me folded. to prevent excess pilling avoid rubbing from bags or belts. remove any naturally occuring pilling by brushing gently with knitwear comb or using fabric shaver.