LOCK IT IN IN AN INSTANT. Aussie Instant Freeze Mousse gives your look an instantly strong hold without making it feel crunchy. Instant Freeze Mousse, infused with Australian jojoba oil and sea kelp, nourishes hair and provides 24-hour max hold. To use, apply a dollop of the yummy, tropical-scented sculpting mousse for hair through damp strands and work hair to desired style.