• 16-piece pack: includes 8 pregnancy belly rings and 8 replacement balls. • Made of flexible, soft, hypoallergenic and durable acrylic material. • 14G (1,6 mm) bar thickness with bar lengths of 14 mm, 16 mm, 18 mm and 25 mm. • Includes 5 mm top balls and 8 mm bottom balls with a shiny finish. • Ideal design for pregnancy or as sports belly rings thanks to their flexibility. • The flexible acrylic material allows for easy cutting for a custom fit. • Includes a gift velvet bag.