They are 100% acrylic, made in Mexico.

These back packs have 2 wooden buttons: one on the top, and one on the front pocket. The front pocket has a zipper opening for storage security.

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Measurements:

Height - 15 inches (38.1 cm)

Length - 6 and 1/4 inches (15.9 cm)

Width - 9 and 1/4 inches (23.5 cm)