Lightweight glass scraper removes heavy dirt, mortar, glue, stickers, etc. Innovative design perfectly fits in your hand and pocket. Nonslip material is ideal for use in cold, wet conditions. Integrated blade guard locks open or closed for safe storageóno need for a separate blade cover. Quickly open scraper with unlock button for safe, easy blade change. Includes double-edged 4-in. wide carbon steel blade. Replacement blades (UNG TR10) sold separately.