In an instant

the backpack is reinforced with a padded back panel and adjustable shoulder straps

In addition to paper and cardboard

but that's no problem: with a comfortable back and shoulder straps

Cassa speaker Geolier geoliermerch In an instantUnleash your music! With this compact and versatile portable Bluetooth speaker, your favorite playlist will follow you everywhere. Listen to your favorite tunes, answer hands free calls, and take photos without interrupting what you're doing. The Geolier x Colourbook speaker is everything you need to enjoy your favorite music and stay connected with your friends. Thanks to its small size, you can take it wherever you go. Details: Dimensions: 42.