Yellow Labels to fit Towa GS Series/ Halmark/ Century Pricer measure 3/4" (21mm) wide x 15/32" (12mm) tall and come with general purpose adhesive suitable for most items. They have vertical [tamper proof] slits to deter price switching. Pricing labels come packaged in sleeves of 8 rolls with 1000 labels on each roll. 2 sleeves are shipped.