Neoprene seat

This neoprene patch from Dr. Tuba is an absolutely top product for quick repair of slippers, hats and wetsuits. Cut out a place of the desired size and fix it with an iron. 
 
The undersigned fixed 8 holes in slippers in less than 10 minutes. 
 
The package comes in a tube containing 15x25.4cm neoprene fabric.