Schwalbe Inner tube SV 13 – set of 2 Presta valve/French valve for touring, trekking, cross bikes and mountain bikes, 26 inches. For tyre widths from 1.5 to 2.5 inches. Suitable dimensions (ETRTO) 40-559 26 x 1.50 47-559 26 x 1.90 50-559 26 x 2.00 54-559 26 x 2.10 57-559 26 x 2.25 60-559 26 x 2 2.35 62-559 26 x 2.50 42-559 26 x 1.60 47-559 26 x 1.75 47-559 26 x 1.85 50-559 26 x 1.90 / 2.00 55-559 59 26 2x 2.15. Box contents: 2 x hose SV 13 (picture may vary)