Amazon has Set of 4 Fit & Fresh Cool Coolers Slim Reusable Ice Packs for $6.49 with free shipping, you can save $1.50 at checkout. Sale ends in 23 hours.
- Ideal size for everyday use. Each ice pack measures 4.75″ x 4.75″ x 0.25″
- Includes 1 set of 4 reusable, non-toxic, BPA-free ice packs
- Fits into all types of lunch bags, lunch boxes, coolers and grocery totes
- Great for using in tight spaces or stacking several together for greater cooling power