●This is a 1-ply Residential walking belt, some sellers will try to sell you a 2-ply belt (claiming better quality) for your treadmill, which is not recommended for treadmills with small motor. Since it can cause stress and overheating of the motor. ●Bundle: Treadmill Running Belt + Fasteners + LIMITED LIFETIME WARRANTY. ●Prelubricated with 100% Silicone ●This is a high quality product Fabricated IN USA