SIA "NOW YOU SEE ME" WHITE TO GREY SOCKS
SIA "NOW YOU SEE ME" Official socks! Zipper with functional little pocket. These socks are white with a volt SIA logo. These socks change to GREY! In order to activate color change they need to be exposed to UV light. Not a regular house light and wont activate on a cloudy sun covered day! NEEDS direct UV light.
One size fits most.