VEVOR Landscape Edging, 10 inch Depth 40 ft Total Length, Recycled HDPE Coiled Terrace Board, Flexible Bender Border for Landscaping, Lawn, Garden, Yard, Against Invading Weeds, Black

You overlap the two ends and fix it with rivets.

e) Would customers recommend it for containing mulch or gravel?

According to the product description, it is flexible and adaptable. This landscape edging allows for customization; simply measure and trim it with garden shears to your desired length. Its bendable design makes it easy to fit into various lawn shapes, providing the flexibility you need for your garden layout.

While the product description doesn't mention anything about foot traffic or lawnmowers, customers mostly use it for defining garden beds and state that it is durable and flexible.

According to the product description, installation is straightforward and can be done by yourself. It involves digging a trench, placing the edging, and backfilling the soil.