This medium size backpack is just what you need for long walks on the beach to study sea turtles or for day trips at home or abroad! The pockets (including one for your laptop) give plenty of room for all your necessities, while the water-resistant material will protect them from the Costa Rican weather and the special turtle pocket on the inside might just give you a boost of turtle-luck.

• Made from 100% polyester
• Dimensions: H 16⅞" (42cm), W 12¼" (31cm), D 3⅞" (10cm)
• Maximum weight limit – 44lbs (20kg)
• Water-resistant material
• Large inside pocket with a separate pocket for a 15” laptop, front pocket with a zipper, and a hidden pocket with zipper on the back of the bag
• Top zipper has 2 sliders, and there are zipper pullers attached to each slider
• Silky lining, piped inside hems, and a soft mesh back
• Padded ergonomic bag straps from polyester with plastic strap regulators