Portable construction reduces wrist fatigue during extended use, suitable for children ' s art activity and outdoor sketching supplies Portable size allows easy storage and transportation, for classroom creative projects Smooth surfaces ensures even pressure distribution, buildup or uneven coverage during hand printing tasks Multiple size brayer roller designs for various printmaking needs for woodcut and rubbing projects with application on different surfaces Color coded rollers enhances visibility and ease of use, making it ideal for students learning printmaking techniques in art classes, Manufacturer: Oxxggkao