- Durable metal construction with a built-in bearing provides smooth, controlled rolling and long-lasting use. Compact and easy to carry. - Wallpaper seam roller designed to roll along seams on both sides of intersections, helping keep wallpaper edges flat and preventing lifting from the wall. - Bearing-assisted seam roller with a flexible, non-slip, aesthetically pleasing design for comfortable use as a DIY home decoration tool. - Metal seam roller compatible with ordinary wallpaper, thickened wallpaper, non-woven fabrics, fabric cloth wallpaper, foil wallpaper, and other special materials. - Practical use scenarios: - After hanging wallpaper, roll along vertical and horizontal seams to set adhesive and flatten edges. - Smooth foil and textured wallpapers at seams and corners for a seamless finish. - Work on thick or non-woven wallpaper to secure seams near edges, windows, doors, and baseboard transitions.