joyjour professional acrylic liquid monomer mma free- no mma for doing acrylic nails, ultra shine and strong nail, non-yellowing formula (4 ounce) joyjour easy to use. joyjour acrylic liquid is suitable for all nail professionals and nail art beginners. superior adhesion: maximum strength formula for acrylic nails to ensure best bond to natural nail plate and ensures an impeccable shine without needing a primer. non-yellowing: this high-quality acrylic liquid is formulated with uv stabilizers to ensure color clarity and prevent yellowing or dulling. monomer have strong smell, because it is mma free. all professional acrylic monomer and powder have a strong smell because it is fda compliant and does not contain mma. 100% satisfaction guaranteed