DEMONIA "Swing 815" Boots Black Velvet Demonia Cult Demonia Plateau Laarzen 40 Shoes SWING 815C US 10 Zwart bol.com DEMONIA "Swing 815" Knee high Boots Purple Holographic Patent DEMONIA "Swing 815" Knee high Boots Black Holographic Patent. Step into style and comfort with the SWING 815C platform knee high boots. Their 5 1 2" PF and durable metal buckles offer a look that is bold and fabulous, while the back metal zip closure ensures the perfect fit. Available in sizes 6 12, these boots will be your go to accessory for any special occasion!