Based on this product's specifications, here are some alternatives and similar models
Backpack SPOKEY Sprinter — cycling backpack, black (model P1677)
Summary description:
SPOKEY Sprinter is a cycling backpack in black (model P1677) designed for daily rides and urban cycling. It offers a compact, wearable solution for carrying essentials such as a water bottle, tools, and personal items. The pack focuses on practicality and comfort for riders, suitable for commuter trips, short tours and leisure cycling around town.