This is a 3D-printed themed whistle inspired by the World Cup atmosphere, seamlessly blending athletic competition with a portable everyday accessory to create a compact, creative model that combines functionality, collectibility, and interactive fun.

The design retains the classic referee whistle structure while incorporating football‑themed visual elements:

• A three-dimensional football badge adorns the front.
• The inscription “FIFA26” enhances its commemorative appeal.
• A small, lightweight form factor makes it easy to carry on the go.
• A keyring hole at the top allows it to double as a keychain.

Inside, the model features an authentic air‑flow channel that can actually produce sound—making it not just a decorative piece but a fully functional whistle. When blown, it delivers a crisp, resonant tone, perfect for sporting events, playful competitions, parent‑child interactions, or World Cup‑themed parties.