The Sparco Nomex sock, model RW10 in white, size 42/43, is defined by the catalog model, color and shoe size. The summary identifies the RW10 variant in white as a form-fitting sock intended to be worn with racing or performance footwear, relying exclusively on the source-provided model and sizing to convey product identity and use context.
Sparco Sock RW10 White 42/43