Regardless where it begins or ends, curvilinear form flows from one point to the other continuously. Swirly surface culminates at the highest crest of the wave.
* Material: High-Density Polyethylene. Maintenance: Avoid using a scrub brush or abrasive cleanser. Use a soft damp cloth or sponge. Natural powder cleanser such as Bon Ami or Bar Keepers Friend can be used as well.