2‑in‑1 Bottle Lid Cleaning Brush, Multifunctional Gap Cleaner Brush for Water Cup Lid Groove Crevice Cleaning

This dual‑head cleaning brush is specially designed for cleaning bottle lids, cup grooves and various narrow crevices. One end is a spiral bristle brush for deep scrubbing inside cup lid gaps; the other flat brush works for edge and surface cleaning. Long ergonomic handle offers comfortable grip for reaching tiny hard‑to‑reach spots. Effectively removes dirt, residue and mold hidden in cup lid seams. Compact and practical, perfect for thermos lids, water bottles, tumblers, teacups and small household gap cleaning.