The 18" artist leaning bridge is a versatile tool that fits any artist work station. Ideal for painting, sketching, and drafting, it offers a steady hand platform for detailed tasks Transparent Acrylic Design: Crafted from heavyweight acrylic, this clear leaning bridge allows unobstructed views of your canvas or paper stock; Watercolor accessories for artists who require precision without obstructing their work Enhanced Stability and Comfort: Standing 1.5" tall and 3" wide, this clear wrist rest enhances your artist work station by providing a stable and sturdy surface to rest your hand, preventing smearing and smudging; Essential artists materials for maintaining clean, precise lines Versatile Compatibility: This drawing aid fits over various surfaces up to 3/4" thick, including canvas boards, stretched canvases, and paper pads; Perfect for both wet and dry media, making it an indispensable artist tool Ergonomic and Practical Design: Use this artist leaning bridge to add fine details and highlights to your work without touching the canvas; It's a must-have among drawing tools for artists, ensuring a steady hand and clean artwork