This PP plastic cube storage organizer comes with a steel frame and ABS connectors, providing a sturdy and durable structure for the modular closet. Its simple modular structure makes assembling and disassembling easy. The price drops from $34.99 to $29.99 to $20.99 when you apply the coupon code "BS2U45LM" at checkout. Shipping is free for prime members or on orders over $25.