Spare battery, charger, bicycle helmet, day cycling backpack (approx. 20 liters) with rain cover, comfortable sports shoes, if necessary cycling shoes, weather-appropriate and durable clothing in a layering system, if necessary cycling jersey, if necessary cycling gloves, air pump, bicycle tools, sun and rain protection, provisions and drinking water, water bottle and suitable holder, first aid kit, pocket knife, mobile phone, if necessary mobile phone holder for the handlebar, if necessary headlamp and reflectors, map material