6Pack 6oz Stainless Steel Snack Containers for Kids, Easy Open Leak Proof Met...

U.S. Design Patent No:D1069495. 【Designed for Kids】Kids snack containers are made of good quality 18/8 stainless steel and the lids are Food-grade silicone. Stackable design, more space saving. Easy to open and close, and leak proof.

eBay