81 Flex black and Gold Est.81 built different Backpack

Carry confidence on your back. The 81 Flex black and Gold Est.81 built different Backpackblends bold black tones with striking gold accents, representing strength, success, and resilience. Designed for everyday hustle — from gym sessions to travel and grind mode — it features durable materials, sleek lines, and a comfortable fit. A statement of growth, wisdom, and timeless power, built for those who move with purpose..

• 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