Plastic table tennis racket is two-sided or one-sided
Rubber is generally refers to the two piece of rubber, the same type and quality, relatively cheap, affordable point, such as the popularity of 729 sets of what ah what. Landlord should ask this, right?
The majority is single, a lower grade rubber is double-sided, whether it is a physical store or shop, if it is double-sided usually specified, but the technology a little good will in this double.
Rubber is single-sided, the so-called rubber means sponge and rubber are together, is a set of.