Based on this product's specifications, here are some alternatives and similar models
Massage ball Springos ACT0095 — EPP foam, Ø 8 cm, 15 g, medium hard (50° Shore A), max user weight 100 kg
Summary description:
Springos Massage ball ACT0095 is an 8 cm diameter myofascial release ball made of EPP foam, weighing 15 g with a medium hard 50° Shore A hardness. Designed for self-massage, trigger point release and mobility work, it supports users up to 100 kg. Suitable for targeted muscle relief, rehabilitation exercises and travel-friendly recovery routines.