This 18th birthday welcome sign is available in A1, A2 and A3 sizes and is UV printed for a crisp, smooth finish with sharp detail. Choose from 3 mm or 5 mm foam board for lightweight indoor display, or 3 mm acrylic for a more durable option suitable for indoor or outdoor use. Personalise your birthday welcome board with a name, age, date, or wording of your choice to create a personalised party sign that feels completely celebration-ready. Any design can be tweaked or we can create one just for you – just contact us before ordering.
18th Birthday Welcome Sign Product Features:
- UV-printed for sharp detail, clean lines, and a professional finish that looks excellent throughout the celebration and in photographs afterwards.
- Available in A1, A2 or A3 sizes to suit party entrances, styled welcome areas, or decorative backdrop displays.
- Choose foam board for lightweight indoor use or acrylic for a stronger option suitable for indoor and outdoor celebrations.
- Personalise with a name, age, date, or custom wording to create signage that feels tailored to your special occasion.
- The 18th birthday welcome sign pairs beautifully with modern party décor, balloon styling, and milestone birthday venue setups.
Explore more stylish milestone designs in our full collection of 18th birthday signs.
💡 Please Note: Foam board is not recommended for outdoor use due to its lightweight material and sensitivity to moisture.














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