Pyrex 6 Piece No-Leak Food Storage Set, White. Size:2 cup x 3 Â |Â Color:White. Pyrex No Leak Lids features an airtight and leak-proof lid with a water clear window and colored outer rim that’s available in a range of fashion forward colors! The lids also feature an easy-press vent tab for microwaving items quickly and easily. Available in round and rectangular shapes, these fun and functional containers are perfect for all your storage needs, both at home and on the go!.