Weight: about 400 grams
Size: about 270MM, width 175MM.
1, large, thick styrofoam ass suffered reduced pressure, reduce discomfort vibration, for long-distance riding.
2, the middle through the pores to enhance ventilation and perspiration, reduce genital temperature.
3, the middle groove avoid styrofoam people sit in the middle of the rear bulge, oppression genitals. While enhancing ventilation and perspiration.