Plastic Imported HOME COMFORTS ON THE MOVE - Simple solution to accommodate all of their cups, toys, and more on the move DEEP SIDES FOR ADDED STORAGE SPACE - Designed with deep angled sides to keep taller bottles and toys securely in place SIMPLE CLICK & TWIST INSTALLATION - Attach to any Diono Radian, Rainier or Everett car seat with a simple click and twist IT TAKES TWO - With this handy 2 pack you can use on either side of your Diono car seat or share out amongst the little ones! CLEAN IT UP - Easy to remove and clean, even while on the go