The Rumat Studio online store opened in October 2025, with a few patterns available for purchase. Now, for the first time, a small batch of physical products is for sale. The products are handmade in Suomussalmi using recycled materials.

The Kokalmus is suitable for everyday use and withstands heavy wear. The Kokalmus bag has a zipper, so your belongings stay safe. Its strap is detachable and easily adjustable.

The Kokalmus gets its name from the Kokalmus hiking trail in the designer's hometown. The design has also proven effective on the Kokalmus trail.

The Kokalmus is designed to produce as little cutting waste as possible. This minimizes the waste of valuable materials.

Size L width approximately 56 cm. The outer color is broken blue, and the inner lining is green camouflage.

Outer material 100% polyamide and lining 83% polyamide and 17% polyurethane.

Each Kokalmus is unique, and thus only one piece of each is available.

The pattern for the bag is also available in the online store.

Delivery is free, and the product will be sent soon after purchase via Posti to the nearest pickup point or mailbox. It may be possible to change the delivery location in the Posti app before the shipment goes into transit. Delivery is currently only available to mainland Finland.

Purchases are subject to the 14-day right of withdrawal under EU consumer protection law. More information on returns and exercising the right of withdrawal can be found in our return policy.