High molecular weight (MW) ranging from 1800- 2200 kDa. Protective effect, without occlusive sensation, protects against external agents. It has a long-lasting moisturising effect, as it retains 20 times its weight in water. It is capable of eliminating free radicals and favours the proliferation and migration of keratinocytes, resulting in younger looking skin. It exerts a tightening effect giving elasticity and hydration to the skin. Leaves skin feeling soft and silky.