cheap slip Coherent extension cord with plug on both ends Corrupt Intermediate very nice
Utilitech Indoor 3-ft 16 / 2-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com
Found in two of the three bedrooms at our Airbnb; both ends plug into an outlet but nothing else. The silver tag says "extension cord" and the circular end of the plug
Electrical Plug Extension Cord End 125/250V 15/20A
Both ends of extension cord turned black/brown more in comments : r/electricians
GE 3-Outlet 6ft. Dual Split Braided Extension Cord, White
Electrical Replacement Plug Extension Cord Ends 10pcs UL
Amazon.com: Twin Extension Cord Power Strip - 12 Foot Cord - 6 feet on Each Side - Flat Head (Wall Hugger) Outlet Plug - 6 Polarized Outlets with Safety Cover : Tools & Home Improvement
Amazon.com: 1FT Short Extension Power Cord 2 Prong, BolAAzuL 12" Short Exterior 2/Two Prong Extension Cord Black Extension Cord Male to Female Indoor/Outdoor Extension Plug for Christmas Lights : Tools & Home
6 Pc Female Male 3 Prong Replacement Electrical Plug Heavy Duty Extension Cord - Walmart.com
Amazon.com: Twin Extension Cord Power Strip - 12 Foot Cord - 6 feet on Each Side - Flat Head (Wall Hugger) Outlet Plug - 6 Polarized Outlets with Safety Cover : Tools & Home Improvement
CSPC Warns People to Stop Buying Male-to-Male Cords on Amazon
HDX 50 ft. 16/3 Light Duty Indoor/Outdoor Landscape Extension Cord with Multiple Outlet Triple Tap End, Green 61050HDX - The Home Depot