PLASTIC CARRYING CASE ORGANIZER Fil-Tec Sale! from 398 /per Size Lid Only Single Layer Case Only (No Lid) Single Layer Case with Lid 3 Layer Storage case with Lid Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Carry all your thread in one place. Light weight and durable. PLUS yoou can add as you need to! Cases are ideal as it will keep your threads dust free AND travel friendly!