The most highlight part is using the mixture weave not a normal fabric to emphasis the coolness. It might be coordinate with graphic pajama, trunk, undershirts, and triangle panties.
This is Upper & bottom part of sevenfold style underwear. We use pant's stripe pattern to the cuff and round neck part as characteristic design. It is not a general ton on ton stripe, but is the multi-stripe pattern which use several mix-colors as a point.
Specification
HS CODE 6213900000