ISB Fashion Digital Product Passport

Concrete Bloom

Concrete Bloom Backpack

A rigid, brutalist shell softened by floral motifs — a protective case for the modern nomad.

✓

Verified original

TST-0001 · made in Belgrade, Serbia · 12 Oct 2026

The story

My father painted the hyacinths on our terrace in the heart of Belgrade. This backpack keeps that memory inside a hard, brutalist shell — the most fragile things are best preserved within a strong structure.
Hyacinths on the terrace — oil on canvas
◎ A family terrace, Belgrade old town44.8176° N, 20.4569° E

“Every petal on this bag is a physical manifestation of a memory. Thank you for carrying it.”— ISB Fashion

What it's made of

Outer shell

Full-grain cowhide leather100%
Origin: Italy

Lining

Cotton100%
Origin: Türkiye

Hardware

Brass, gold-plated100%
Origin: Italy

Certificates

Care & repair

Lifetime repair service at the Belgrade studio: stitching, edge paint, hardware and lining replacement. Book via the contact below; send-in repairs are accepted from anywhere in Europe.

When it's time

Return the bag to the studio when it can no longer be repaired. Hardware is unscrewed and reused; leather panels are cut down for small leather goods; the cotton lining goes to textile recycling.

Ownership

  1. 12 Oct 2026Made in Belgrade, Serbia
  2. 22 Oct 2026Ownership registered

Registering keeps the provenance history with the piece — useful for repairs, insurance and resale.

Technical data

Product ID
TST-0001
Category
Leather backpack
Manufacturer
ISB Fashion, Belgrade, Serbia
Dimensions
32 × 26 × 12 cm
Weight
980 g
Data
Machine-readable passport (JSON)