From Inkipedia, the Splatoon wiki
The Linen Shirt is a short-sleeved button-down shirt. It is denim blue with dark blue buttons, is buttoned left over right, and has two pockets on the front. The pockets also have buttons.
A male Inkling wearing a Linen Shirt
Names in other languages
|French||Chemisette en lin|
|Italian||Camicia di lino||Linen Shirt|