Now you can easily put the sun in your pocket through the collapsible and portable solar powered lamp by Swedish designer Jesper Jonsson. As its name suggests, the lamp can be charged during the day through solar power and the stored energy will power up the lamp at night. Well, it is obvious enough that this is eco-friendly. What is interesting about this lamp is its being portable. Meaning, you can have this lamp with you wherever needed or you want to. Therefore, you can be eco-friendly wherever you are. Lighting up this stylish lamp is simple through a twisting motion. One must note that even if this lamp is portable, it still has the ability to light bigger surface.