Casadei Blade To the Knee Boots combine a leather-effect stretch shaft with the brand's signature stainless-steel Blade heel. Model code 1S330Y100MC22749000 — designed for elevated, leg-skimming wear. Key attributes: Black | Leather-effect fabric | Stretch fabric | To-the-knee shaft | Blade heel in stainless steel | Dimensions & fit: Heel height: 100 mm / 3.9 inches | Regular fit | Composition & care: 60% Polyurethane | 40% Polyester