[Comfortable and highly elastic] Premium PU material - 3D popcorn structure,highly elastic material provides support and cushioning for long-lasting comfort, with gentle breathability and sweat absorption. returns energy with each step, prevents the insole from bottoming out and losing its shape. [Highly breathable, quick-drying and anti-odor]The back side is highly breathable with ventilation holes, and it dries quickly to prevent stuffiness and odors,more breathable, softer, When you're walking more comfortable. [Massage Insole] Small protrusionErgonomically design on the surface of the insole, 3D massage cushion bump,Massage the acupoints on the soles of the feet relieves foot discomfort and fatigue. , Relieves foot discomfort caused by walking and stand for a long time Improves walking comfort! [Soft arch support] The side arch support maintains the correct arch, and the arch support heals into a straight line to support the arch and provide a good fit