The Pure Expressions cooler bag is designed to ensure your breastfeeding experience is simple and organized while on-the-go! The cooler bag with leakproof, waterproof, warm/cool insulation includes four cooler packs, and two 6-oz bottles. It���s ideal for transporting milk to and from work or daycare, and perfect for traveling! Heat and cold performance tested.

• Comes with 4 ice packs and two 6oz storage bottles
• Keeps bottles cold for up to 8 hours with cooler packs
• Keeps Bottles warem for up to 4 hours without cooler packs
• Waterproof, leakproof and easy-to-clean lining
• Versatility to use with or without adjustable shoulder strap
• Reusable, environmentally friendly, non-toxic materials
• Exterior material is Polyester PVC; Interior material is Polyester PU