They seem a bit small so the back of my heel mainly rests on a small ridge around the trailing edge. I still wear them occasionally around the house when I need to quickly put on shoes, and these are the first ones I come across.
Pros
Mesh upper with soft, breathable and quick-drying material. The unique breathable mesh structure ensures incredible breathability and quick drying. The special construction of the upper allows the foot to move more dynamically. The professional anti-slip outsole offers excellent traction and stability on various surfaces and terrains.