Cork yoga ball muscle foot yoga massage ball 6-76.5-7 8-9-10cm relaxing fascia ball

Invoice instructions, please contact customer service for invoicing details at this link!   Source factory, large stock reserves, available for Europe-America-Asia, Amazon orders, foreign trade orders, fast shipping, professional production, can drill holes, and produce at the price required by customers.Cork balls are made of selected cork particles and polyurethane glue.Description of the production process: Use domestic cork oak --- break it into cork wool particles --- grind it through an abrasive machine into cork particles of different particle sizes --- break the impurities black bark in the air to get the cork essence --- select 3 to 4 types of cork particles and add polyurethane glue to the formulaExtruded into cork rods--after cold cutting and solidification, the length is cut to the standard market size of 1000MM---and then different-sized rods are selected according to different cork ball sizes for cutting---the semi-circular ball is polished on the machine with coarse sand back and forth many times---then the cork ball is finely sanded to make the surface smooth.No holes, comfortable feel and good breathability.The color is clean, the glue content is small, and the for…