V-MOTA Suitcase Compatible with JBL Quantum 100 200 300 400 Wired,600 800 ONE Bluetooth Wireless Over-Ear Gaming Headphones (Box): Amazon.co.uk: Electronics & Photo
Amazon.com: LTGEM Hard Case for JBLQuantum 610/400/ 600 Wireless/JBL Quantum ONE Over Ear Performance Gaming Headset - Travel Protective Carrying Storage Bag : Electronics
XANAD Carrying Case for JBL Quantum 400/Quantum 600/Quantum 800/Quantum One Over Ear Gaming Headphones - Tavel Storage Bag : Amazon.co.uk: Electronics & Photo