It's better to go with an EMax crown or a Zirconia crown both are metal free and give excellent esthetic results and are even durable ones.
Next Steps
Visit a nearby Prosthodontist for getting ur teeth fixed. Also send the pic of your teeth in chat which u wanna get fixed to get a better idea of ur condition.
Health Tips
please don't go for porcelain fused to metal (PFM) crowns unless u have financial constraints.