L x W x D: 20 cm x 5 cm x 5 cm x 5 cm x 5 cm Material: brown rubber With vibration system: No Features *Foot massage is based on reflexology. * Foot massage is one of the most incredibly relaxing treats. * Relaxes tense muscles and nerves and relieves discomfort. * Relieves pressure on the feet and prevents fatigue. Relieves pressure on the feet and prevents fatigue. * Unclogs foot meridians and soothes the mind and body. Package Contents: 1 pair of shoes Use tips: use in the hot season, cool feet; use in the cold season, warm body; use in the morning when brushing teeth and washing face, invigorate the spirit; use at work, relieve stress and improve efficiency. 2. Walk for 10-20 minutes at a time (several times a day) after putting on the shoes at work. 3. 3. It is best to drink 300ml of warm water after use, which has a positive effect on human metabolism. Cautions * Please note that due to manual measurement, there may be an error of 1-3 cm. * Due to the difference of light and screen, the colour of the item may be slightly different from the picture. * If you have any questions, please contact us first, thank you!