Door wedge 95 mm - 4 to 22 mm ramp, 6 grip ribs, 8 mm hanging hole

Door wedge, 95 mm long and 55 mm wide, rising from 4 mm at the tip to 22 mm at the heel - a 10.7 degree ramp. The tip slides under any door with at least 5 mm of clearance. The tip is 4 mm, not zero. A knife edge would come out as a two-layer staircase and break the first time it was kicked; 4 mm still goes under a normal door and survives. Six 2 mm ribs are ENGRAVED 1 mm into the top face, every 12 mm, so your foot has something to push against. Engraved rather than raised: the part is 22 mm a…

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