According to the declared data it is a fitness roller - foam roller, which is made of ethylene vinyl acetate (EVA) foam and a hard hollow core of acrylonitrile butadiene styrene (ABS) material. It is an effective massage aid to improve overall mobility, increase muscle size, improve balance and walking. 3D cylinder design allows targeted massage and overall muscle integration. The cylinder is designed for auto-massage release techniques - relaxation and relaxation of strained and stiff muscles during and after training, reduction of muscle system and joint pain, increased blood circulation and restoration of elasticity in muscles.
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[1][1]. CZBTI38/028603/2019-580000-04/01#614467