Skip Hop Central Park Outdoor Blanket and Cooler Bag – Link 
Amazon has currently got this marked down to only $22.50!
- Spacious, lightweight 5′ x 5′ blanket
- BPA-free, phthalate-free
- Insulated cooler bag holds food and drinks
- Unzip cooler bag and convert to a compact messenger/cooler bag
- Machine washable