TSP Sponge Meter - Table Tennis Sponge Measurer

The TSP Sponge Meter is a must for all the tournament players and the tournament referees. The glass in the TSP Sponge Meter shows the thickness of the rubber magnified.A great investment to save you from disqualified in the tournaments.ITTF Rule about rubber thickness: "A side of the blade used for striking the ball shall be covered with either ordinary pimpled rubber, with pimples outwards having a total thicknessincluding adhesive of not more than 2mm, or sandwich rubber, with pimples inwards or outwards, having a total thickness including adhesive of not more than 4mm."