Here’s your chance to be “the big guy on the block.” This vinyl covered foam filled suits turn a 100 lb. person into a 450 lb. Sumo look-a-like. As much fun to play as it is to watch! This attraction is a must for your next company picnic. Rock Rental charges 5% for credit card payments, no additional charge if paid by cash or check. Rock Rental's delivery fee is based on $2.00 per mile round trip without a trailer and the travel fee for 1 vehicle towing a trailer is $2.50 per mile one round trip from El Cajon with a zip code of 92021.