Based on the search results, here is what we know about the smiley face nail design:

• Positive Vibes: The smiley face nail design is associated with positive vibes.
• Design: The design can be created using nail wraps, stickers, or traditional polish.
• Materials: Nail wraps and stickers are non-toxic and use medical-grade adhesive. The TJ Nail Collection includes a 24-piece acrylic nail kit with glue, glue stickers, nail file, and cuticle stick.
• Tools: To create the smiley face nail design, you may need tools such as dotting tools, striping tapes, rhinestones, and loose glitter.

In summary, the smiley face nail design can be created using various materials and tools, and it is associated with positive vibes. Nail wraps and stickers are non-toxic and use medical-grade adhesive, while acrylic nail kits may include glue, glue stickers, nail file, and cuticle stick.