Materia type: Borosilicate Glass; No. Best usage: Office/School/College/Picnic; Microwave safe: Yes; Leak proof: Yes; Insulated: No.Other features: Fridge, freezer and dishwasher safe. Made of 100 percent borosilicate glass. Heat resistant up to 400 degree celsius and scratch resistant too. Easily stackable for convenient storage. We would be really happy to serve you. Thank you for taking the time to browse through our products. ORIGINAL PRODUCT MAY SLIGHTLY VARY DUE TO PHOTOGRAPHIC EFFECTS. BRIGHT SIDE OF PHOTO IS SELECTED AND THEY ARE BRIGHT DUE TO HEAVY FLASH AND LIGHT. TELL US HOW CAN WE MAKE YOUR EXPERIENCE A 5-STAR ONE!! This item is in the category "Home & Garden\Kitchen, Dining & Bar\Kitchen Storage & Organization\Lunch Containers". The seller is "shineonline_traders" and is located in this country: IN. This item can be shipped worldwide.