Joined: Jan 2009
Posts: 44,222
Likes: 6,480
From: New York, NY, and High Falls, NY, USA
Bikes: 1962 Rudge Sports, 1971 Raleigh Super Course, 1971 Raleigh Pro Track, 1974 Raleigh International, 1975 Viscount Fixie, 1982 McLean, 1996 Lemond (Ti), 2002 Burley Zydeco tandem
The pressure in the tire squeeze the patch between the tube and the tire, assuring that it will stay in place. Peeling it off is possible, but it takes effort. It doesn't happen by accident.