Article of Footwear

Abstract

An article of footwear includes an upper portion and a lower portion molded integral with the upper portion. The integral upper and lower portions may be formed of a polyolefin. At least one rubber ground contact pad is secured to the lower portion.

1 . An article of footwear comprising:
 an upper portion;   a lower portion molded integrally with the upper portion, the integral upper and lower portions comprising a polyolefin; and   at least one ground contact pad secured to the lower portion, wherein the ground contact pad comprises rubber.   
     
     
         2 . The article of footwear of  claim 1 , wherein the polyolefin comprises ethylene-vinyl-acetate copolymer (EVA). 
     
     
         3 . The article of footwear of  claim 1 , wherein the ground contact pad defines a siped surface. 
     
     
         4 . The article of footwear of  claim 1 , further comprising a first ground contact pad secured to a toeward region of the lower portion and a second ground contact pad secured to a heelward region of the lower portion. 
     
     
         5 . The article of footwear of  claim 1 , wherein the lower portion defines at least one through aperture. 
     
     
         6 . The article of footwear of  claim 5 , wherein the lower portion defines an upper surface and a lower surface, the at least one through aperture extending between the upper and lower surfaces. 
     
     
         7 . The article of footwear of  claim 6 , wherein the toeward region of the lower portion defines at least one through aperture and the heelward region of the lower portion defines at least one through aperture. 
     
     
         8 . The article of footwear of  claim 1 , wherein the integral upper and lower portions comprise a sandal.