CRYSTAL Star Dangle Pregnancy Maternity Flexible Belly Button Naval Retainer Ring. UV, Nickel and Allergy Free - 14G / 1" long 5mm balls. Comfort fit, Nickel Free Wire, Allergy Free - SOLD INDIVIDUALLY Flexible & can be cut to any length (for best thread, cut at an angle) so this ring is perfect during and AFTER your pregnancy! SHIPS QUICKLY FROM USA-CALIFORNIA Due in April? Clear Crystal is your baby's birthstone! The Jewelry Archivist always provides a tracking number with your order