These have worked well for me O2frepak 6Pack 8"x20'(3Rolls) and 11"x20' (3Rolls) Food Saver Vacuum Sealer Bags Rolls with BPA Free,Heavy Duty Vacuum Sealer Storage Bags Rolls for Food Saver,Cut to Size Roll,Great for Sous Vide https://www.amazon.com/dp/B07CCM7Q73/ref=cm_sw_r_cp_api_glt_fabc_PPJDZES1T452R3YAKQF7?_encoding=UTF8&psc=1