Borosilicate, aka Pyrex glass storage containers with a five year warranty. I some some 40 year old Pyrex mixing bowls, so expecting a good lifespan from these : r/BuyItForLife
Pyrex 1395-500 - 500 mL Media Storage Bottle - 30 Day Warranty | eBay
Pyrex Glass Ring Mold Jello Mold Dessert Mold Chip and Dip | Etsy Ireland
Pyrex Simply Store Glass Round Food Container Set with Blue Lids, 6-Piece