Designed for photography enthusiasts, professional photographers and students who want to master the art of darkroom techniques. Leakproof design that traps developer chemicals to keep your workspace clean and minimize spills. Userfriendly development tray that delivers traditional photography accuracy while simplifying operation. Includes essential accessories to support and preserve the art of film development. tray enhances darkroom photos and supports movie and paper processing with reliable image results. Function: provides a controlled, safe environment for film development and paper processing in the darkroom. Compatibility: designed to fit standard darkroom workflows and work with common developers and processing steps. Size: compact enough for countertop use, suitable for standard development setups. Material and durability: durable, leakproof construction for repeated professional use. Performance: delivers consistent development results with reduced chemical exposure and clean work areas. Use scenario 1: In a teaching darkroom at a photography school, used to demonstrate proper film development technique to students while keeping the workspace tidy. Use scenario 2: In a professional studio, integrated into daily film development workflow to ensure precise results and a clean, organized work area. Use scenario 3: In a small independent lab or filmmaking setup, used for processing motion picture film and paper supplies, enabling reliable archival and production workflows.