item#1-- Size: 4" x7" weight: 8.3 oz  Pack: 3
item#2--Size: 3.75" x 6"  weight 6.5 oz    Pack: 6
item#3 -- DIY Water Injection Ice Gel Pack, Size: 4 x 6.75", weight capacity: 7-8 oz, Pack: 20
Features:
Reusable Ice Gel Pack - BPA free, Non-Toxic 
Contents: pure water & tapioca powder
keeps cooler case cold for 3-6 hours
 
Usage: 
Flatten the ice pack in the freezer for 5-6 hours, then use.