Based on this product's specifications, here are some alternatives and similar models
RITHUAL pelvic training balls set GREEN 6+1 free – kegel exercise set for pelvic floor strengthening
Summary description:
Set of RITHUAL pelvic training balls (GREEN) containing six weighted balls plus one free unit for pelvic floor exercises. Designed for progressive Kegel training, the balls help strengthen pelvic muscles, improve continence and support postpartum recovery. Suitable for home use, gradual weight progression and daily routines to enhance pelvic stability and muscle control.