【Unique Design】This birthday decoration set, specially crafted for newly qualified 17-year-old drivers, combines ‘HAPPY BIRTHDAY’ letter banners with road sign elements like ‘Speed Limit’ and ‘Give Way’. Paired with a striking “17” number decoration, it perfectly captures the ‘new driver’ identity, making the birthday party both age-appropriate and brimming with traffic-themed fun 【Material】Crafted from thickened waterproof paper, the set includes birthday banners (for hanging decoration), ‘17’ and road sign photo props (for interactive group shots). From backdrop arrangements to guest activities, it requires no additional accessories, fulfilling both birthday decoration and atmosphere needs 【Multi-Scene Adaptability】Hang on living room walls, garage doors, or garden fences. The sturdy cardstock resists bending, ensuring stable display and striking visual impact for indoor family gatherings, garage-themed parties, or outdoor lawn celebrations 【Effortless Installation】Simply string them together for wall or tabletop decoration within five minutes. Even novices can swiftly complete setup, saving precious party preparation time 【Vibrant Colour Scheme】Featuring classic traffic sign hues (red and black), the letters and numbers are printed with sharp clarity. Once displayed, they instantly become the visual focal point of any gathering, conveying the ‘New 17-Year-Old Driver’ theme directly to all attendees