This is a medium-pressure (65psi) 22 inch by 1-3/8 gray tire.  It will last a long time without breaking the bank.

 

Key Features

• Medium-Pressure 65psi tire for smoother faster rolling
• Non-marking, grey SRC compound

 

Specifications: 

Size: 22 x 1-3/8 (375-540)
Color: Gray
Weight: 482 g (17 Oz) each
PSI: 65
Included: 2 Tires
Not Included: Inner tube or rims