Quick assembly: Instant fixing system with double hooks; installation in seconds without complex instructions, ideal for frequent replacement. Height adjustable: Intuitive adjustment with sliding rod and sleeve; onehanded use to comfortably adapt the height of the shower basin holder to your needs. Stable fixation: Longterm stability achieved with tool clamping design that eliminates the use of holes or adhesives when mounting the document holder. Sturdy structural safety: Durable design with resin pads and threaded clamps prevents unwanted movement while increasing stability during shower without risk of slipping. Use scenarios Rental or temporary bathrooms: No drilling or permanent fixtures required; easy to transfer between rooms or spaces when needed. Shared family bathroom: Quickly adjust for different users, from children to adults, with onehanded height changes. Care facilities or dynamic layouts: Maintenance staff can install, reposition, or remove the holder without tools, reducing downtime and wall damage.