Bicycle tube no. 15 by Schwalbe, suitable for 28 inch wheels, Sclaverand valve. 

18-622 28 x 3/4
20-622 28 x 3/4
22-622 28 x 7/8
23-622 28 x 7/8
25-622 28 x 1.00
28-622 28 x 1.10
22-630 27 x 7/8
25-630 27 x 1.00

Weight: 105 g

40 mm Sclaverand valve