Looks like regular quality nylon. It's secured with one of those cheap plastic cord tighteners, not a rubber band. The spare wheel on my trailer came off on the first ride. Suitable for a stationary car but not recommended for a moving car.
Toyo Observe G3-Ice 235/45 R17 94 winter
109 Review
Hankook Tire Winter i*Pike RS2 W429 205/50 R17 93T
68 Review
Yokohama Geolandar A/T G015 265/60 R18 110H all season
64 Review
Hankook Tire Ventus Prime3 K125 235/65 R17 104H summer
44 Review
Nokian Tires Nordman RS2 SUV 225/60 R18 104R winter
32 Review
Yokohama Ice Guard IG50 215/50 R17 99Q winter
36 Review
SuperJump Trampoline with SuperJump 8ft (244 cm) net and ladder
29 Review
Nokian Tires Hakka Green 3 205/55 R16 94H summer
37 Review