Interactive water bottle with 3 QR codes to discover Rotterdam in a sustainable way. The QR codes represents; things to do, where to hire an eletric car and your nearest refill station.
500 ml
Made from high-grade 18/8 stainless steel on both the inside and outside
3D printing 
Double walled vacuum insulation
Leak proof
up to 24 hrs cold
up to 12 hrs hot
0.36 kg - 26 cm x 7 cm