1. The polyurethane tire is a perfect alternative component to all kind of carts like hand trucks and wheelbarrows. It is filled with small air bubbles inside so there will be less bumps than using a solid tire. And it's flat free compare to pneumatic tires. It is puncture proof so you will probably use it for life time.
2. You could choose tread pattern, metal rim or plastic rim, and color as well.

Nylon bag or as per requirement.