Best sports bags: backpacks, hand-held, duffel, shoe compartments, ventilation. Compare sizes, materials, functionality.

| Type | Capacity (L) | Best For | Advantages |
|---|---|---|---|
| Sports Backpack | 20-40 | Everyday, cycling | Hands-free, even weight |
| Duffel (hand-held) | 30-60 | For the gym | Most popular, many compartments |
| Drawstring bag | 15-25 | For light training | Lightweight, compact |
| Compact shoe bag | 5-10 | For shoes only | Ventilated, shoes carried separately |
Under Armour Undeniable Duffel (€50-70) — iconic model, water-resistant, ventilated shoe compartment.
Nike Utility Speed (€60-80) — ergonomic, many compartments, waterproof bottom.
Decathlon Domyos Basic (€15-25) — simple but durable. Fulfills its main function perfectly.
Aer Duffel Pack (€150+) — fits a laptop and sports clothes. Great for travel.