Oliso FCMED-6 Frisper Quart-Size Flexible Food-Storage Containers, Set of 6 Set of 6 food-storage containers provides sleek alternative to bulky dishes Flexible, zipper-top design; stands upright to save on cupboard or pantry space Innovative valve system locks out air and moisture to preserve freshness For use with Frisper Freshkeeper vacuum sealer (sold separately) Measures approximately 5-3/5 by 2-4/5 by 8 inches