Pop Fizz Mermaid Bath Bomb Kits ONLY $4 (Reg $8) save 50% on this Pop Fizz Bath Bomb Kit! Mermaid Surprise A DIY Bath Bomb Kit for ages 6 and up! Make bath time a spa-like sparkle of fragrant, fizzing fun! Be creative and design your own bath bomb! Create a fizzy and bubbly bath time. Mix the colors to create vibrant layers into your mold. Then add a sweet scent with the droppers. Adult supervision is required. Bathtime for girls becomes a spa-like sparkle of fragrant, fizzing fun! As the bath bomb dissolves, a mermaid appears, in an ocean breeze scent of swirling colors.