The soft grooved tires seemed to be too unforgiving on the smooth indoorso i will be replacing these wheels soon with harder like 95a grip wheelsthe 7 bearings are just fine and dont see what all the fuss is aboutfrom my research on the net almost globally the claims of 9 bearings on these skates must bea manufacturer typo error the box is clearly marked 7 even on pictures of advertisementsthe wheels must be better outdoors but i dont plan to skate on the pavement so ill probablysell them or give them awayit seems the laces were hard to pull tight