... 3.sealed,easy-lock glass crisper for food 4.OEM available Rectangular Pyrex Water Proof Glass Crisper for Food Item No.B-VS1SizeH65mm ... air in. Easy to lock and well sealed,water proof. Processing like, decal, change color decal, gold plating, frost, engrave, logo laser, etc ... etc. is to be satisfied. 7. Glass crisper widely used for carry lunch, storage, freshness keeping, etc.