Is it possible to change the thumbnail size of the image? Forums › Color or Image Variation Swatches for WooCommerce › Is it possible to change the thumbnail size of the image? Support forum for the WooCommerce Variation Swatches: Color & Image Swatches. This topic has 0 replies, 1 voice, and was last updated 6 years, 2 months ago by Lorival Cardoso. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In