Show your support for Alzheimer's Society by using this pinless number fastener to attach your event bib to your t-shirt. Far better than magnets. Invented and made in the UK from recycled plastic. Key features Award winning design Designed specifically for purpose Will not move or come off accidentally Stops numbers flapping No more safety pin failure Lightweight - less than 1gsm - 25mm x 20mm Works on most sports materials What’s included? 1 x Pack of 4 snap-lock event bib clips. How to use Make holes or slits in your number sheet (see diagram). Do not machine wash. If your fabric puckers after use, ease and stretch the fabric until it is flat, then wash just the garment out (without the clips attached). For skin suits or number bibs with eyelets, use elastic bands through the eyelets to attach to the bib clip. Keep away from Children, may pose a choking hazard.