Amazon.com | ECCO Soft 7 Tred Terrain Hydromax Mid Sneaker 。New without box Men\'s EU:42 US:8-8.5 MBT Men\'s Outdoor Gore-tex Waterproof Shoe/Hiker Black EU:42 US:8-8.5 About this item Product Type: Flat Shoes,Slip-On Sneakers,Sneakers,Slippers,Slip-Ons,Low-Top,Quick Lace Up In appearance, the heel sinks into the soft sensor MBT. This activates the support musculature, which can atrophy when passively walking in normal shoes. The posture becomes more upright, the tension can be released and relieved the back and joints. Possible positive effects of MBT are: - Improving balance - Optimization of posture - Improvement of venous function - Reduction of lower back pain - Increased muscle activity and joint stability