The goods at issue are manipulative materials, such as blocks, magnifying glasses, and compasses used to teach science and mathematics to primary school children.
(The goods at issue; are; manipulative materials, such as blocks, magnifying glasses, and compasses used to teach science and mathematics to primary school children)
The goods at issue
are
manipulative materials, such as blocks, magnifying glasses, and compasses used to teach science and mathematics to primary school children