For a permanent repair, Patchboy recommends the use of an inside repair (patch) in conjunction with a repair that fills the hole, following the procedures recommended by the Rubber Manufacturer's Association.
Mushroom Style Tire Plug Inserts

Orange Vulcanizing Insert, 5/16" diameter Tire Plug, 25 Inserts Code: 12-213 Price: $13.95 Quantity in Basket: none

Orange Vulcanizing Insert Tire Plug, 7/16" diameter, 15 Inserts Code: 12-214 Price: $13.95 Quantity in Basket: none

Black Tire Plug Insert, 5/16" diameter, 25 Inserts Code: 12-234 Price: $9.95 Quantity in Basket: none

Black Tire Plug Insert, 7/16" diameter, 15 Inserts Code: 12-239 Price: $9.95 Quantity in Basket: none