Foam strips from FollyFoam are 7 mm (0.28in) thick and 95 cm (37.4in) long.
You can choose for a package of foam strips 1 cm (0.39in), 2 cm (0.79in) or  3 cm (1.18in) wide.
The 1cm bundle of strips are attached to each other at the end. Ideal for creating your wig!