Material- -Made of high-strength stainless steel, it has strong impact resistance. Advanced coating technology, the ID number is very clear and firm, no rust, more durable. Easy to measure - - The metric system has clear scales and can be measured; it is foldable and can be bent arbitrarily, and is suitable for measuring the length of objects bent at different angles. Hollow design- -waterproof/sand-proof, sand or water can easily pass through, very easy to clean, don't worry about sand, oil or mud residue. This allows you to use them in all working conditions, underwater or in mud, etc. Free Retraction - - Our small tape measure has a lock to secure the length; the sliding lock can be used to fix the protruding part of the band. When the lock is unlocked, the tape measure automatically retracts for easy storage. Widely Used - - This hollow design tape measure is not only suitable for craftsmen, decorators, etc., but also suitable for measure the length of objects, the height of children, etc., very suitable for clothing stores, offices, schools or homes. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.