This listing is for ONE quality inner IMPAC inner tube. *** BUY 2 - GET 10% DISCOUNT *** ORDERS PLACED WEEKDAYS BEFORE 3PM ARE DISPATCHED THE SAME DAY VIA ROYAL MAIL 24 FOR FAST FREE DELIVERY These will fit 28" / 700c wheeled bikes running tyres from 28c - 45c Standard 40mm long Presta valve Reinforced dual thickness tube valve interface to prevent punctures Light weight butyl rubber construction Suitable replacement tube to fit the following tyre sizes: 700 x 28c (28-622) 700 x 30c (30-622) 700 x 32c (32-622) 700 x 35c (37-622) 700 x 38c (40-622) 700 x 40c (42-622) 700 x 42c (44-622) 700 x 45c (47-622) No need to wait around for the courier as they conveniently packed for FREE LETTERBOX DELIVERY! PLEASE NOTE: To keep the price low, this tube may be shipped without the original manufacturers box.