Thread Box - holds and protects up to 30 spools of thread
Amazon.com: The Quilted Bear Spool Box with Polyester Thread - Acrylic Embroidery Thread Organizer/Sewing Thread Storage Box with Strong Polyester Thread for Sewing Machines or Hand Use
Amazon.com: Segolike 42 Slots Sewing Thread for Spools of Thread, Empty Storage Box, Easily Your Crafting Other Workspace : Everything Else
Sulky Embroidery Thread and Slimline Storage Box – Quilters Consignment
JLD-Sewing Thread Storage Box — JamieandJenn.com
42 Axis Sewing Threads Box Bobbins Storage Case Transparent - Temu
42 Spool Sewing Thread Storage Box Embroidery Bobbin Case Holder Organizer Acc - Simpson Advanced Chiropractic & Medical Center
New brothread 4 Layers Stackable Clear Storage Box/Organizer for Holding 80 Spools Home Embroidery & Sewing Thread and Other Embroidery Sewing Crafts (Spool Size Requirement: H2.2" W1.69")