Goldwell Style Sign Volume Lagoom Jam is a strengthening and volumizing gel for instant volume and shape. Its amplifying formula gives you thicker feeling hair and long lasting hold for big, beautiful locks. For bold and unlimited looks The perfect styling tool for adding body and texture. Builds volume and texture with powerful long-lasting hold. Use on damp hair before you blow-dry or, once dry, add a little to your hair to leave you looking picture perfect!