Description of Btwin Black Cycling Allen Keys (Set of 6) Decathlon is a French sport goods chain store located worldwide. They provide best quality sports goods, from outdoor gear and equipment to tennis racquets or scuba diving, they have it all. They established in 1976, from then on they have been producing superior quality goods for all their customers around the globe. They have spread around the globe due to their consistent efforts to be known as the best in this sports goods market. With more than 600 stores worldwide, this brand needs no introductions. Please note for warranty claims, brand visibility (sticker) should not be damaged.