Avenir Bicycle Tube 12 Inch x 1.75-2.125 Inch Schrader Valve
This suggestion Sports  product is Avenir Thorn-Resistant Schrader valve MTB tube (12 x  1.75-2.125). Avenir is product brand and manufacturer is Avenir. Avenir  by Raleigh bikes and accessories from the top line of the legendary  Raleigh Bicycles.