[Amazon] 8-Pack Cool Coolers Slim Ice Packs - $9.28 (was $16.99)

Features:

• Slim design (4.75" x 0.5" x 5") fits easily into fully packed lunch bags
• Durable, break-resistant plastic construction withstands drops and outdoor use
• Leakproof design prevents water damage to clothes and other packed items
• Can be stacked at multiple points in a cooler or lunch box to maximize cooling
• Safe to pack directly with unpackaged food due to non-toxic materials
• Keeps food and drinks cold for 3-4 hours when pre-frozen overnight

Price history (lowest ever)