Invacare warrants its product to be free from defects in materials and workmanship for the period of one (1) year of use by original purchaser. All covers are warranted for 90 days only. If within such warranty period any such product shall be proven to be defective, such product shall be repaired or replaced, at Invacare's option. This warranty does not include any labor or shipping charges incurred in replacement part installation or repair of any such product. Invacare's sole obligation and your exclusive remedy under this warranty shall be limited to such repair and/or replacement.