TombowSuwanee, GABrand · Paper goodsMONO Drawing Pen – Colors$2.99 – $4Stocked at 4Stocked in ME, MO, WA +1PUSH/PULLSeattle, WABrand · Retailer · Gallery$2.99SunSnow: Paper & GoodsSt. Louis, MORetailer · Stationery shop$3.84–$4Ope! A Stationery ShopPortland, MERetailer · Stationery shop$4