Little House Japanese Rubber Grip Thimble. The thimble helps you to pinch and grip the needle. See the ruler picture for sizing. You will receive the Medium size. Also available in Large (Large) and Small (Yellow) size. These thimbles also make nice inexpensive gifts. Buy one of each size and share the others with your sewing friends. Shibori Dragon has everything you need for all your sashiko projects. The Little House Rubber Grip Thimble is designed to help you grip the needle, rather than using it to push the needle through the fabric. The thimble is worn on your index finger so you can pinch and grip the needle as it comes through the fabric as you sew.