Backings vary: many mats use TPR (thermoplastic rubber) non-slip backing, others use silicone or textured/dotted rubber backing, and a few reversible cotton rugs do not include a non-slip backing.
Pile heights typically range from medium pile (0.5"–1") to high pile (greater than 1"). Fabric weights shown range from midweight (about 450–550 GSM) up to plush options listed around 2100 GSM.
Microfiber, chenille, and cotton constructions are described as highly or ultra-absorbent with quick-drying performance. One fluffy foamed option also highlights excellent absorbency and faster drying.
Non-slip backings such as TPR or dotted rubber are described as providing stability and grip on a variety of floor types. One listing explicitly mentions compatibility with tile, laminate, and vinyl.
Most listings indicate a single bath mat per package — each listing shows "Number of Pieces: 1."