From Wayfair
Chalk Holder (6.0 H x 13.0 W x 10.0 D cm)
Conrad Electronic
Magnetoplan Magnetic pen holder magnetoTray MEDIUM (W x H x D) 130 x 100 x 60 mm Green 1227705
Kaiser Kraft
magnetoplan MEDIUM, HxWxD 100 x 130 x 60 mm, MEDIUM, HxWxD 100 x 130 x 60 mm, green, 5+ items