AC WORKS 50ft Super-Duty L5-30 Cord 50-ft 8 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
70' 10/3 SOOW SO Portable Power Cord Outdoor Durable Flexible Wire Cable 600V: Amazon.com: Tools & Home Improvement
SOOW Cable, or SO Cord, Defined | Pro Wire & Cable
250' 14/3 SOOW SO Portable Power Cord Outdoor Durable Flexible Wire Cable 600V: Amazon.com: Tools & Home Improvement