729 Focus III is the first non-tacky sandwich rubber developed in China. Its snipe colloidal particle is produced by the whole new processing technique and mould technology. all of which make the rubber more delicate and soft in its nature but more lasting to its non-tacky rubber quality so that strong friction and spin can be easily created. The wholely-new sponge is upgraded by energy-storing technology combined with SENSOR sticking technology that can create super strong bounce by using VOC free glues. The new sandwich rubber is upgraded in an all round way, therefore, it has the characters of nice perfect feelings, intensive force and easy control. Compared with the overseas similar products, ours is more value for money and it is the first choice of backhand players whose style is the quick attacking loop