Footwear item, in particular for practising a sport

A shoe, wherein it comprises:

• an upper comprising a main upper material and one or more auxiliary upper material(s), a majority of the surface of the upper is made of the main upper material;
• a sole wherein a majority by mass of the sole is made of a main sole material;
• wherein the main upper material and the one or more auxiliary upper material(s) are selected among polyolefins and;
• wherein the main sole material is a styrenic thermoplastic elastomer;
• wherein the upper comprises a textile component, said textile component comprising a yarn comprising the main upper material,
• wherein the ratio of the surface of the main upper material and of the one or more auxiliary upper material(s) to the total surface of the upper is greater than or equal to 60%
• wherein the ratio of the mass of the main sole material to the total mass of the sole is greater than or equal to 50%.

A shoe that comprises:

• an upper comprising a main upper material and one or more auxiliary upper material(s), wherein a majority by mass of the upper is made of the main upper material;
• and
• a sole, wherein a majority by mass of the sole is made of a main sole material;
• wherein the main upper material and the one or more auxiliary upper material(s) are selected among the following materials:
• polyolefins and olefinic thermoplastic elastomers;
• wherein the main sole material is polyolefin,
• wherein the upper comprises a textile component, said textile component comprising a yarn comprising the main upper material,
• wherein the ratio of the mass of the main upper material and of the one or more auxiliary upper material(s) to the total mass of the upper is greater than or equal to 60%
• wherein the ratio of the mass of the main sole material to the total mass of the sole is greater than or equal to 50%.