Size and weight are the metrics for something like this, utility is hard to measure as it can vary with each user.
I've tried to DIY "flat pack" duct tape. Take my money!
Zip lock bags for carrying your gear are super cheap and wonderful until you actually start "working" with the tools stored in the bag. They lose functionality quickly.
Slishman Pressure Wrap is packed tight and small.
Lets see some of these home made alternatives!