Technical Information and Dimensions Includes acrylic Insert size 70 x 45mm External size 77 x 52mm Strong durable clear acrylic Smooth rounded edges Magnetic strip at the back Assembly Instructions Create your own 70 x 45mm design Print and cut your design and place into the magnet Clip in the insert and snap the window into place   The L4 MAGNET is now better than ever! A stronger more durable design which gives a high quality smooth finish to your personalised magnet. The simple 2-piece design allows easy hand assembly, giving a finished product in a matter of minutes. This L4 Magnet is ideal for invitations, gifts for special occasions and a great cost effective way to promote your business. For the perfect finish and to give you the exact size insert we recommend using our 70 x 45mm Handheld Cutter