This product is made with at least 20% sustainable materials by weight. CHARLES & KEITH uses recycled, degradable, organic, and water-based materials in our eco-conscious collection. The Petra bag in sleek black is a classic piece that will effortlessly complement your existing wardrobe. Featuring a clean curved silhouette and a thick adjustible shoulder strap, this bag will sit comfortably on your shoulder - you can also choose to tucked under your arm. The main compartment offers ample space to hold your most-used essentials while the zip closure keeps them securely in place.