This is a new radial Air-Loc GR13/14/15 multi-fitment passenger tire inner tube. It is approved for radial and bias tire use. 

It is a multi-fit tube that is made to be used in the following sizes:

155/80R15, 

165/80R15,

175/75R15, 

185/65R15, 

185/70R15, 

185/75R15, 

195/65R15, 

205/65R15, 

195/60R15, 

205/60R15, 

25/50R15, 

5.00-15, 

5.50-15, 

5.90-15 

6.00-15. 

The most common applications are for passenger car tires. This tube has a standard TR13 short rubber valve stem.