Cactus Oil Serum is packed with nourishing ingredients designed to protect locs from the damage of harsh climates. It stimulates blood flow, strengthens roots, repairs and heals while leaving no buildup. Weight 4 oz How to Use Apply directly to the root of dry, damaged, thinning locs and massage in. Wait 1 minute and repeat. Ingredients Deionized Water (Aqua), Polyquaternium 37, Tea Tree Oil, (Melaleuca Alternifolia Leaf Oil), Propylene Glycol, Diazolidinyl Urea, Methylparaben, Propylparaben, Fragrance (Parfum), D&C Yellow #10 (CI 47005), D&C Red #33 (CI 17200).