Complex sentence: Platform shoes (also known as disco boots) are shoes, boots, or sandals with thick soles at least four inches in height, often made of cork, plastic, rubber, or wood (wooden-soled platform shoes are technically also clogs).
Split into simpler sentences: Platform shoes (also known as disco boots) are shoes, boots, or sandals with thick soles at least four inches in height. They are often made of cork, plastic, rubber, or wood (wooden-soled platform shoes are, technically, also clogs).