The Gruffalo safety i D strap is a neat velcro wrist-band which incorporates a folded info card for contact details & medical information. Specifications i D card for parental contact & medical information Ideal for little adventures, days out & school trips Elastic strap prevents removal 2 x i D cards included Complies with safety standard EN71-3 1995 Technical Info Weight 5g (0.17oz.) Suitable for Ages 1 years