as model 3 will/is produced in China more accessories will be produced & available. Here is an interesting model 3 key-simply a ring on your finger. Technically you're married to model 3 (Ha! Ha!)
Tesla model 3 key ring(Custom ceramic ring made by model 3 key card) | eBay
Tesla model 3 key ring(Custom ceramic ring made by model 3 key card) | eBay