CANVAS STRETCHING CLAMPS: Our canvas stretching clamps are made of aluminum and have red rubber handles. The inside of the clamps is made of hard plastic. The clamps have a total length of 20 cm and H12 cm. The clamps are L12 x 3 cm. There is a removable spring between the handles. The clamps will not rust or tarnish.STRONG AND TIGHT FRAME CLAMPS: The clamp is sturdy and clamps your canvas with ease. The plastic inside of the clamps is grooved to hold your canvas firmly between the clamps. Our clamps grip your canvas frame without tearing or damaging it when it is stretched on the frame. They provide both power and precision, making them an essential tool if you are working with canvas paintings.RUBBER HANDLES: The handles of the canvas stretcher have a good grip. They are comfortable and do not hurt your hands or wrists. Perfect for artists who suffer from arthritis. The handles are ergonomic and fit the shape of your hand. To make them easier to use, the handles have a spring. Ideal for very large canvases, as you can stretch the canvas for painting faster and with less effort.ESSENTIAL FOR ARTISTS: Our clamps are perfect for securing thick, thin, large and small canvases to a canvas frame. Remove an old painting from a stretched canvas for example. They hold your canvas without damaging or stripping the edges. Use them with a screen, needlepoint canvas, webbing, leather and vinyl material. They are used to repair the upholstery of chairs or cars. Attach the diamond painting canvas frames and art numbers to it.Included:1 x Pair of canvas clips.Color as shownNumber of pieces delivered: 1 piece Note: Due to manual measurement, the size may have an error of 2 cm/1 inch; due to different screens and angles, the color and size may be slightly different, thank you for your understanding!