There are 2 products.
Active filters
Polyethyleneterephthalate, produced with extreme viscosity, with strong memory energy is the basic for one of the best strings the tennis world can expect.
Ideal for advanced players looking for an excellent balance between control and power combined with exceptional spin potential.
8% more elastic vs. MSV Focus Hex®
Hexagonal shape and strong snap-back effect for great spin potential.
High-Tech additives for excellent control, durability and tension stability.
