Sometimes the simplest ideas are the best! TireStack sells various clear tubes with caps to fit the various race tires from 1/10th scale buggy to 1/8th scale truggy and every size in between. The main benefits are they keep your tires fresh and un-compacted from being stored on a vehicle. Being clear helps identify them super quick!
Here's where I got them and some info from TireStack:
Finally an affordable way to safely store your RC car tires. Clear tubes make them easy to see and stops flat spots, and the rubber cap helps keep them fresh.
Here's some of the variations I picked up:
1/10th Buggy Standard:
1/10th Buggy Tall:
1/8th Buggy or SCT:
1/10th touring car: