Balenciaga Hummer Derbie in Black Bullskin with a Chunky Toothed Outsole

Pros

• · Catalog lists leather upper, leather lining, leather insole and a thick toothed outsole, which matches the independent retail spec: soft bullskin upper, calfskin insole, TPU toothed outsole, 50 mm heel and 30 mm arch, made in Italy.
• · Covers EU 39–45, the full range the listing states.
• · The aged 'worn-out' look is a stated factory finish on the soft bullskin, so an intentionally distressed pair is not a fault.

Cons

• · Sizing sources disagree: retail fit guidance calls the fit standard, while a resale listing reports EU 40 wearing like US 9.5.
• · Balenciaga cautions that the natural leather cannot be guaranteed to keep its appearance under normal wear, and that marks or irregularities are inherent to the material; used examples are listed with creasing, scuffs and sole wear.

Fit notes

Evidence pulls both ways. Retail fit guidance describes the Hummer Derbie as standard/true to size; a resale listing for EU 40 says it fits like US 9.5, and secondhand measurements for an EU 40 give an outsole around 31.5 cm with a 5 cm heel. Ask the seller for outsole length before choosing.

Buy if

You want the chunky, slightly asymmetrical-toe derbie silhouette with the factory pre-distressed finish, you can order once the seller confirms outsole length in centimetres, and you accept that natural leather will mark over time.

Skip if

You want an even, uniformly smooth black leather finish, or a single confident size answer rather than a measurement check first. Also a mismatch if you need documented condition details about the exact pair on offer.