Ice Pack Divider for YETI Coolers Freezable Cooler Divider for Yeti Haul, Yeti 35, Yeti 45, Yeti 65 - Etsy UK
CAMCO Currituck 50 Quart Cooler Divider Insert - Gray, Create Barrier, Slides into Grooves, Compatible with Currituck 50 Qt. Premium Coolers in the Portable Cooler Accessories department at Lowes.com