1 or 2 dry bags (12 liters max each), personal cleaning kit (toothpaste, toothbrush, soap, toilet paper, etc.),  beach tablecloth (small), water bottle or thermos, front lamp, sleeping bag and mat (or you will have ours),  sunscreen, anti mosquito cream and calming bites, sea shoes for use in kayaks, sunglasses with cord to avoid losing them, 2 T-shirts, 1 bermuda, 1 long trekking pants, costume, rain coat, 1 sweater (or fleece), wool cap, tracksuit (acting as pajamas), trekking shoes + socks (can be rented), sun hat, smartphone, power bank and charge cable.

Food: Snack and energy bars.

Suggested: Gloves (for blisters), thermal underwear for the colder months (neoprene shorts, thermal shirt  long sleeves)