• Ideal for nutrichef(TM) models PKVS10BK, PKVS10WT, PKVS18SL, PKVS18BK, PKVS20STS, and PKVS30STS;• Universal vacuum sealer bags;• User can create custom length vacuum bags for all types of food;• Compatible with virtually all kitchen vacuum air sealing systems;• Multilayered bags seal in freshness;• Ideal for preparing foods via sous vide;• Food-grade quality and safety; BPA free;• Reusable and safe for freezers, microwaves, and boiling;• Can also be used to store collectibles and non food items;• FDA tested and approved;• Includes two 50 ft. x 8 in. rolls of vacuum sealer bags;