Socket Organizer Set, 6-Pack Socket Holder (Eva Foam) for 1/2'', 3/8'' and 1/4'' Sockets, Design for Metric and SAE Sockets, Suitable for Toolbox and Tool Cart Socket Storage (Socket not included) :
Foam Organizers for Shadowing Sockets
EVA Foam Storage
Tool Drawer Organizer Socket and Accessories Holder Red Black Foam Tray 15x10 | eBay
Foam Organizers for Shadowing Sockets
Foam Tool Organizers by FoamFit Tools
Foam Organizers for Shadowing Sockets
Milwaukee Packout Kaizen Foam Insert for Milwaukee 3/8 SAE Model 48-22-9481 and Metric 48-22-9482-tools Are Not Included - Etsy UK
Protex Foam Cushioned Insert Foam D15 at Lowes.com
Gearwrench Mechanics Tool Set w/ Foam Tray – What's Your Take on it?
Foam Organizers for Shadowing Sockets and Drive Tools