81 Flex “Miami Heatwave” Backpack

Turn up the energy wherever you go. The 81 Flex Miami Heatwave Backpack captures the vibe of South Beach — bold, bright, and built for the spotlight. With its vibrant Miami colorway, this backpack represents confidence, ambition, and motion. Designed for the grind and the glow-up, it delivers premium comfort, sleek durability, and street-ready style. Carry your goals with flair — because progress never chills.

• 100% polyester
• Fabric weight: 9.73 oz./yd.² (330 g/m²)
• Capacity: 4.3 gallons (16.1 l)
• Maximum weight limit: 11.02 lbs (5 kg)
• Spacious main compartment with multiple pockets
• 2 front pockets
• Mesh pockets on both sides
• Hidden back pocket
• Zippered laptop pocket
• Adjustable straps
• Blank product sourced from China