rules to play canoeing

Size 5 will be used for Open. Size 4 will be used for Ladies and Youth.The ball shall be round and shall have an air chamber with a selfclosing valve. It shall be waterproof, without external strapping or any covering of grease or similar substance.The weight of the ball shall be not less than 400 grams and not more than 450 grams.

For games played by Men, Under21 Men and Master Men, the circumference of the ball shall not be less than 68 cms and not more than 71 cms, and its pressure shall be 9097 kPa (kilo pascals).For games played by Women, Under21 Women and Master Women, the circumference of the ball shall not be less than 65 cms and not more than 67 cms, and its pressure shall be 8390 kPa (kilo pascals).