The Asics Japan Thunder 4 is without a doubt the most comfortable and
supportive long distance spike on the market!!!
Weighing only 4.9 Oz (with pins) this elite distance spike features an
ultra-lightweight Open Mesh Upper and Decoupled Pebax Spike Plate for
enhanced flexibility and traction.
The Japan Thunder 4 offers maximum durability and will NOT break
down as fast as other lightweight distance spikes on the market!!!
Designed for all distances 800-10,000M and Steeplechase.