15mm yoga mat is dedicated to fitness, and this thickness can be used for fitness. To prevent sports injury, high rebound movement does not shift or deform; IKU is recommended because of its high quality, and it is only a brand of yoga mats. Thickness analysis attached:

2mm: Lightweight and portable, suitable for outdoor use or taking to a yoga studio.

4mm: suitable for senior or yoga instructors, but also suitable for those with a certain foundation.

6mm-8mm: Suitable for beginners, unfamiliar with movements. Thickening can better protect them.

10mm: suitable for pain or joint comparison with sensitive person.

15mm and above: suitable for ground fitness, barefoot exercise, flat support, bobby jumping, belly rolling, etc.