Towels are listed at about 30" x 56". Common bath-mat sizes include roughly 20" x 34" and 22" x 34", while some tub mats measure about 36" x 17".
Listed weights range from midweight to heavyweight: examples include 450–550 GSM for midweight items, 550 GSM for some listings, and a heavyweight range noted at about 550–800 GSM.
Cloth-style bath mats may use a cotton backing. Tub-style PVC mats use molded/PVC backing with built-in grips or suction cups to improve hold.
Rectangle shapes are most common in the listings. Pack counts vary from single-piece tub mats to 2-piece bath-mat or towel sets.
Cushioned PVC tub mats advertise built-in grips or strong suction cups to hold the mat in place, drain holes to reduce mold and mildew buildup, and materials described as bacteria-resistant or BPA-free.