Its because they have studs that can aid grip in the grass and muddy conditions that the game is played in
No you don't need to wear football boots, you could wear running shoes.
Rugby players wear boots.
they refused to wear football boots
Boots, socks, shorts rugby jersey and most will wear a swimming trunks under their shorts. Some will opt for a scum cap. In addition some will wear body armour allowed by the World Rugby Rules
Le Coq Sportiff Rugby Boots
I wear the same boots that c.ronaldo wears so I wear mercurials because c.ronaldo is the football player I admier and mercurial boots are the only type of boots I would ever wear.
Australian footballers wear much the same as soccer and rugby players: team guernseys, shorts, club socks and studded football boots.