Colorful modular containers snap together to save space and stay organized, and can be stacked to fit various lunch bag shapes and sizes;Blue Ice freezer packs snap directly to food containers, keeping your child's lunch chilled when they're at school, on trips or more;Durable containers have a secure lid seal to prevent leaking;Kit Includes: 1 large entree container with dividers (4.1 cup capacity), 1 side container (1.2 cup capacity), 1 sauce container (0.5 cup capacity) and 1 Large Blue Ice freezer pack (Size: 8.4 L x 7.4 W x 2.9 H when stacked);Microwave, dishwasher and freezer safe, BPA-free