Competitions: Waterbottles are allowed onsite. The bottle must be 500ml or smaller. Glass bottles are not permitted. We reserve the right to inspect the contents of all bottles and request they be emptied if it is suspected to contain alcohol. Any bottles that not fall within our conditions must be disposed of or left at our storage facilities. Ceremonies and special events: Please note metal waterbottles (stainless steel or aluminium) will not be accepted onsite at the Opening and Closing Ceremonies.