Everbilt 4 in. x 8 ft. Flexible Aluminum Dryer Vent Duct BTD48HD - The Home Depot
VIVOHOME 4 Inch 25 Feet Aluminum Flexible Dryer Vent Hose Air Ducting Non-Insulated with 2 Stainless Steel Clamps for HVAC Ventilation and Exhaust Pack of 1 - - Amazon.com
iPower Flexible 6 inch 8 ft Aluminum Ducting 4 Layer Protection Dryer Vent Hose for HVAC Heating Cooling Ventilation and Exhaust, 2 Clamps Included, PVC 6 in 8ft, Black - Walmart.com
Everbilt 4 in. x 8 ft. Flexible Dryer Duct 98252 - The Home Depot