Sun Joe - 15-Amp 1.6-Inch Cutting Diameter Electric Silent Wood Chipper/Shredder - Green

Dear BestBuy Customer, The Sun Joe CJ603E 15-Amp 1.6-Inch Cutting Diameter Electric Silent Wood Chipper/Shredder is not designed to shred rubber. Ideal for turning leaves, twigs, brush, and branches into nutrient-rich mulch. Hope this helps, if you have any other questions please let us know. Thanks Customer Service Team Snow Joe + Sun Joe