storage box 3d model

Rectangular storage box with a simple top sliding lid. Two separate parts: main box and flat sliding lid. The lid slides horizontally on the top rim of the box and rests on the rim, without internal rails or grooves. No vertical supports, no floating lid, no snap-fit, no hinges, no magnets. Clean minimal industrial design, rounded edges. Designed for FDM 3D printing with realistic tolerances. No text, no logos, no symbols anywhere on the model.