Binoculars fine ink study
FinelinerChallenging

One closed backpack in three-quarter view, rounded main body, front pocket, top loop and a visible side strap. Practice structure, perspective and developed values in fine ink.
Establish the rounded bag mass and base.
Attach the front pocket, top loop and side strap.
Resolve the connected planes and overlaps, then build layered details and a full range of local values. Preserve clear paper highlights.
A small thing to tryLet the pocket follow the curvature of the bag.