WSF

The ball used in official play must conform to WSF specifications and carry WSF approval. The ball is hollow and made of rubber compound.

The frame and strings must be of uniform colour or combination of colours. A player whose racket is found to be non-compliant during a match may be required to change rackets.

Players must wear appropriate squash attire. In WSF-sanctioned events, players must wear predominantly white or light-coloured clothing on glass show courts unless a special colour exception is granted by the event organisers.

A singles squash court is a rectangular enclosed space with the following official dimensions: Length (front wall to back wall): 9.750 m (32 feet 0 inches); Width (side wall to side wall): 6.400 m (21 feet 0 inches); Diagonal (floor): 11.665 m (38 feet 3 inches)

Out Line (top boundary): 4.570 m (15 feet 0 inches) above the floor — a horizontal line across the full width of the front wall. Any ball striking the out line or above is out.; Service Line: 1.830 m (6 feet 0 inches) above the floor — a horizontal line across the front wall. Service must strike ...

The out line continues from the front wall top (4.570 m) along each side wall, sloping downward to the back wall at a height of 2.130 m (7 feet 0 inches). This sloping line on each side wall marks the upper boundary.

The back wall minimum height is 2.130 m (7 feet 0 inches). The out line on the back wall is at 2.130 m.

Short Line: A line drawn across the full width of the floor, parallel to the front and back walls, at 5.490 m (18 feet 0 inches) from the front wall (equivalently, 4.260 m / 14 feet from the back wall). The short line divides the court into the front court (service courts) and the back court.; Ha...

Court walls are typically constructed of plaster, plywood, or glass panels. , maple).

A singles match is contested between two players. Each player is responsible for knowing and applying the rules of the game.