Bike shops in paris or amsterdam?

Hi everybody, I‘d like to know about good bike shops in paris or amsterdam for buying safety gear.

NL: (go to the Sarpathistraat outlet)

The only magazin de velo je conais en Paris est a reu Voltaire, mais son specialite est racing, ne pas mountain biking ou bmx ou autre sport d’extreme. Mais ce tres grandes.

thank you very much for the answer.