Best seller 20 pieces per box, one color per box, 20 pieces. Standard packaging: Each item is packed in an OPP bag Boxed: Brown inner box adds 2 yuan, colored box adds 2.5 yuan each.If you need boxed packaging, please contact customer service. Quantity less than 200, page price. For large quantities, please contact customer service to negotiate price. Product Information: Material: Black PP handle, EVA patch, NBR foam, high-strength fiberglass can be coated with black glue; Product dimensions: Diameter 38cm, maximum diameter including the handle 39.5cm, NBR foam width 3cm, handle width 5.3cm. See the dimension chart for details.Diameter 33cm, 35cm can be customized Product weight: Net weight approximately 270g ± 5g, with packaging box 450g Box specifications: packed in OPP bags, 74*42*41cm, 20 pieces per box, gross weight 6.5kg; Brown box packaging, 68*42*41cm, 10 boxes per carton, gross weight 5.5kg Custom logo: minimum order 500 pieces; single-color silk screen logo; silk screen screen printing fee 80 yuan per design Customized color boxes: minimum order 500 pieces; each piece costs 3 yuan + color box setup fee 300 yuan + machine setup fee 200 yuan; Comparison of multiple diameters - 33cm, 35cm, 38cm Yoga ring, hip shaping ring, pelvic floor muscle slimming leg and back stretching ring, resistance band, magic ring, yoga equipment, Pilates ring