Our this speaker is a 36mm full range speaker for small kid robot speaker, like Learning Machine Speaker, children robot toy,mini portable speaker,story teller speaker,desktop computer speaker, light Bluetooth Speaker, light bulb speaker, and so on.
It is a special sewing thread factory, and the raw material is 100% spun polyester. It is a factory with manufacture , selling, and exporting business.
The surface materials are made up of 100% polypropylene heat set which has the function of antiskid property. And the TPR backing can’t be moved easily.