anti-aging,hamless ,enviromentlly,non-toxic,tasteless and colorful material:PVC,EVA,TPU

Plastic spring material:TPU,PVC,EVA

Certification: ROHS,6P

we produce all kind of spring ,spring that offers resistance to a compressive force applied axially.

compressive spring is stress-relived to remove residual forming stress produced by the coiling operationg which also avoiding deterioration of spring action.

Plastic Spring key chain