6 Rolls of White 2-5/16"x7-1/2" Dymo Compatible 99019 LabelWriter 150 P/R Large 1-Part PayPal Internet Postage 400 450 Twin Turbo Label Size: 2-5/16"x7.5" Labels Per Roll: 150 Self-Stick Adhesive Compatible to Dymo Part # 99019 Used with Dymo LabelWriter Printers