Marking spray: Marking made easy - Make your own playing field with the marking spray. Whether on the sports field, volleyball court or badminton court - this washable spray chalk can be used to create temporary markings on playing fields (grass, sand or tarmac). The marking spray is 100 % organically degradable and leaves no environmentally harmful residues. - Product details: - Content: 150 ml/can - Marking area: approx. 2.5 m²/can - Sprays: approx. 15/can - Colour: white.