TombowSuwanee, GABrand · Paper goodsMONO Zero Rectangle Eraser Refill$3 – $4Stocked at 3Penny PostAlexandria, VARetailer · Stationery shop$3Chirps & CheersOklahoma City, OKRetailer · Stationery shop$4Ope! A Stationery ShopPortland, MERetailer · Stationery shop$3