The bathtub sling measures approximately 19.75 inches long by 0.3 inches high by 16.25 inches wide. The rectangular-shaped sling is made of molded plastic. It contains four clips located on each corner of the sling and gets attached to the bathtub. The center of the sling has perforated holes so the water can drain through the sling. The bathtub sling is used to support an infant while bathing.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N320289