* Natural rubber is not included. Sponge hardness: SOFT. The NINJA FX series is 204% easier to use. [Small difference between vertical and horizontal slip] Compared with Hida, the difference in vertical and horizontal slip feel is small. Sole: Anti-slip performance of the iron wall by sucker structure. If you have a latex allergy, we strongly recommend changing it. Recently, customers have inquired about sponge materials. Maturation of operability with moderate sharpness and light sliding. Controllable fast slip, not slip on ice. It is hard to get curled up. The FX series eliminates the hard edges and stickiness that were disadvantages of the CLASSIC series by locking. ARTISAN Hayate Kou Gaming Mouse Pad Mid/Soft/Xsoft size M/L/XL Ninja FX New F/S | Australia Surface Material: Special Weave (Polyester) , Sponge hardness: SOFT Mouse Pad Xl ARTISAN Hien (Black/XL) FX HI SF XL B FX Soft (Japan Import Artisan Ninja Fx Zero Soft Orange ARTISAN NINJA FX HAYATE-Kou SOFT [Black / XL] (Japan Iport) – Bigaart ARTISAN has been recognized worldwide for its high overall performance, and ARTISAN mouse pads are used in more than 60 countries., Size : 42 x 33 x 0., 4 cm , Color : Black The NINJA FX series is 200% easier to use. ARTISAN Ninja FX Hayate-Kou Soft [Black/XL] (Japan Import) : Sponge hardness: SOFT. The FX series eliminates the hard edges and stickiness that were disadvantages of the CLASSIC series by locking. The NINJA FX series is 200% easier to use. Maturation of operability with moderate sharpness and light sliding. Introducing a new fabric flagship product that combines HAYATE and HAYATE... The FX series has solved the hard edges and stickiness that were disadvantages of the CLASSIC series by locking. The sponge part of the mouse pad is mostly made of natural rubber. Lately, the problem of latex allergy has become prominent. Continuous movement and stop.