Saucony Endorphin Pro 4 'Mutant' — style code S20939 97. Brand new and never worn, in the original Saucony box.Every listing shows the exact manufacturer style code, so you can verify the precise model and colorway before you buy. We sell brand-new, deadstock product only — never replicas, never pre-owned.All sales are final. No returns, exchanges, or cancellations once an order is placed. Please check your size and style code before ordering.Delivery: each pair is sourced individually from a verified retail supplier after your order is placed — 3–7 business days to source, then 3–5 business days in transit. Ships tracked and double-boxed from Newark, Delaware.