Specials

High Performance for a Topspin Attacking Strategy "Spring Sponge" is the latest innovation from BUTTERFLY. It is the sponge of the coming era. The well-known High Tension technology of BUTTERFLY is now combined with "Spring Sponge" to produce a new rubber family: TENERGY. TENERGY 05 is the first family member; the special feature being in the original shape of the pimples. The product carries our development code No. 05 and merges High Tension technology with the…