From the search results, it appears that the French tip nails products are made of different materials and ingredients, and some of them are non-toxic. Here are the details:

Materials:

• BTArtboxnails French Tip Gel Nail Tips: These tips are made of soak-off soft gel material that is more malleable and natural.
• Lily and Fox nails: These nails are 100% vegan and cruelty-free.

Ingredients:

• BTArtboxnails French Tip Gel Nail Tips: The gel tips come with a patented 3-in-1 neutral X-coat gel that combines soft gel tips, tip primer, and base coat. The product does not require base gel polish and does not contain the toxic trio (formaldehyde, toluene, and dibutyl phthalate) .
• SNS dip powder system: This system includes powder, bases, and sealers containing carefully selected ingredients that are known to nourish the nail bed and promote healthy growth and resilience. The ingredients include vitamins A and E, calcium, and other minerals.
• Cote Safer Nail Polish: This polish is free of six of the most harmful polish chemicals, including formaldehyde, toluene, and dibutyl phthalate.
• Lily and Fox nails: These nails do not include the ten most toxic ingredients found in nail polish, such as dibutyl phthalate, TPHP, toluene, and formaldehyde.
• Non-toxic nail polish brands: Some non-toxic nail polish brands, such as Cote and ella + mila, are free of harmful ingredients like formaldehyde, toluene, and DBP.

It is worth noting that some French tip nails products may contain harmful chemicals, such as formaldehyde, toluene, and DBP, which are linked to cancer, reproductive harm, and other negative health effects. Therefore, it is important to read the ingredient list carefully and choose non-toxic products whenever possible.