20 cm (approx) nylon doubleangle cleaning brush Key features Size: 20 cm (approx), compact handle length for control and access to narrow spaces. Material: quality nylon bristles with good toughness that maintain shape and resist deformation. Design: doubleangle head reaches deep and angled crevices ordinary brushes miss. Performance: effective at removing dirt and residue while remaining durable through repeated use. Why you need it Gets into tight or deep areas standard brushes cannot, reducing time spent on repeat cleaning. Sturdy nylon bristles provide consistent scrubbing power without bending or splaying. Longlasting construction means fewer replacements and reliable performance over time. Compatible applications Narrowneck bottles, thermoses, and drink containers. Grout lines, window tracks, sink edges, and other recessed household areas. Appliance vents, car interior crevices, and other small gaps where precision cleaning matters. Practical use scenarios Bottle cleaning: reach the bottom and sides of water bottles, shaker cups, and narrow containers for thorough rinsing. Home detail cleaning: remove grime from grout, door tracks, and faucet bases where flat brushes can't reach. Auto and appliance maintenance: clean air vents, seam joints, and small appliance gaps to maintain function and appearance. Care and handling Rinse bristles after use and allow to air dry. Store upright or hanging to preserve shape and effectiveness.