A footwear upper comprising a woven material , the woven material comprising: a first surface and a second surface ; a plurality of woven cells , each woven cell in the plurality of woven cells comprising: a perimeter comprising at least a first weft yarn ; and a reactive region enclosed within the perimeter , the reactive region comprising: a first layer comprising at least a second weft yarn and a portion of warp yarns, a second layer comprising at least the first weft yarn , wherein the first weft yarn floats to form the second layer , or wherein the first weft yarn is interwoven with a portion of the warp yarns to form the second layer , and a third layer comprising at least a third weft yarn and a portion of the warp yarns, wherein the first weft yarn , the second weft yarn , the third weft yarn and the warp yarns are interwoven with each other at the perimeter ; wherein the third weft yarn changes from a first physical state to a second physical state when the woven material is exposed to an external stimulus, and wherein in the reactive region , the first surface exposes the first layer and the second surface exposes the third layer . a first surface and a second surface ; a plurality of woven cells , each woven cell in the plurality of woven cells comprising: a perimeter comprising at least a first weft yarn ; and a reactive region enclosed within the perimeter , the reactive region comprising: a first layer comprising at least a second weft yarn and a portion of warp yarns, a second layer comprising at least the first weft yarn , wherein the first weft yarn floats to form the second layer , or wherein the first weft yarn is interwoven with a portion of the warp yarns to form the second layer , and a third layer comprising at least a third weft yarn and a portion of the warp yarns, wherein the first weft yarn , the second weft yarn , the third weft yarn and the warp yarns are interwoven with each other at the perimeter ; wherein the third weft yarn changes from a first physical state to a second physical state when the woven material is exposed to an external stimulus, and wherein in the reactive region , the first surface exposes the first layer and the second surface exposes the third layer . a perimeter comprising at least a first weft yarn ; and a reactive region enclosed within the perimeter , the reactive region comprising: a first layer comprising at least a second weft yarn and a portion of warp yarns, a second layer comprising at least the first weft yarn , wherein the first weft yarn floats to form the second layer , or wherein the first weft yarn is interwoven with a portion of the warp yarns to form the second layer , and a third layer comprising at least a third weft yarn and a portion of the warp yarns, a first layer comprising at least a second weft yarn and a portion of warp yarns, a second layer comprising at least the first weft yarn , wherein the first weft yarn floats to form the second layer , or wherein the first weft yarn is interwoven with a portion of the warp yarns to form the second layer , and a third layer comprising at least a third weft yarn and a portion of the warp yarns, wherein the first weft yarn , the second weft yarn , the third weft yarn and the warp yarns are interwoven with each other at the perimeter ; wherein the third weft yarn changes from a first physical state to a second physical state when the woven material is exposed to an external stimulus, and wherein in the reactive region , the first surface exposes the first layer and the second surface exposes the third layer . <EOS>