How do I attach the Joolz Day summer seat? Below you see the manual how to attach the summer seat. Was this article helpful? 0 out of 0 found this helpful Yes No Related articles When can I start using the Joolz Day+ seat, instead of the cot? How do I attach the baby bodyguard for the Joolz Day? How can I clean the fabric of the Joolz Day? What is the maximum weight that I can transport in the Joolz Day basket? Where can I find the Joolz Day+ demo videos?