The pattern includes instructions for the lining with an open and a hidden pocket, also links to videos for this pattern.
The bag is appr. 20,5 x 36 cm / 8.07 x 14.17 inch, depth : 10 cm / 3.9 inch, the straps are 80 cm / 32.5 inch
You will need:

• ribbon yarn. Depending on the brand 2 or 3
• crochet hook: 6mm (4 UK/ J-10 US)and a smaller one to insert in the holes of the leather bottom
• leather bottom (32 x 10 cm / 12.6 x 3.9 inch)
• A Tunisian crochet hook (optional las it can be done with regular crochet hook) 3,5 mm / 9 UK / E-4 US
• Lining and if desired interfacing
• 2 zippers (1 for bag and 1 for hidden pocket)
• Cotton yarn, weight: sport, colour lilac