Schwalbe tubes are designed & manufactured to retain air pressure considerably longer than their competitors. Not only is each individual tube inflated & inserted into a mold to ensure that there is even wall thickness & excellent air retention, they are also stored under pressure for 24hrs to test air retention.

Applicable Tyre Sizes

• 18-622 (700 x 18C)
• 20-622 (700 x 20C)
• 22-622 (700 x 22C)
• 23-622 (700 x 23C)
• 25-622 (700 x 25C)
• 28-622 (700 x 28C)
• 22-630 (27 x 7/8)
• 25-630 (27 x 1.00)