Product Details : The ISTA adhesive gel glue can be used in or out of the water making it perfect for those imperfections or those items that just need a little fix me up for aquariums and and tanks.100% Brand New. Can be used in the water.Easy to use,instant effect! No harm to plants and animals, easily stick and fix plants on harscape, works perfectly under water. Get foam, can be used on driftwood, stones and other hardscape. Paste form, no dripping. Note : Avoid being used in touch with skin and eyes. If the glue happens to stick on skin, use warm water or acetone solution to remove stickiness; do not try to tear it off! If the glue accidently gets in touch with eyes, use big amount of water to rinse immediately and go to clinic for check-up and medical support. Quantity: 1 x 4g Ista Aquascaping Glue