The extremely light nucleon plasma back protector insert is characterized by the nucleon plasma technology of Alpinestars . "Plasma", an environmentally friendly, sustainable and light shock absorbing material, the clever design of which offers flexibility and breathing activity unique in Alpinestars . Provided with a soft textile coating, the protector offers the optimal balance from strength distribution, flexibility and comfort. Batteries must not be disposed of by household waste. They are legally obliged to return old batteries so that professional disposal can be guaranteed. You can hand over old batteries at a municipal collection point or on site. We are also obliged to withdraw old batteries as distributors of batteries, whereby our withdrawal obligation is limited to old batterie.