Jaycot lancets can be used with any lancing tool. With relatively longer shelf-life, these sterile lancets can be stored for maximum period, enabling you to buy in bulk. Jaycot lancets thickness of (31G) reduces the amount of pain you feel while pricking. The tip is so thin that you will hardly feel it going through your skin. With twist cap and glide control system they have the most convenient design. Key features 100 pcs 31 gauge.