Your search for "styrene" revealed the following:

Peeled type (Weed Forest Green) Height 6mm : Martin Uhlberg Non-scale WB-SWFG

Square bar 0.75 x 6.3 x 350 mm : Evergreen Plastic non-scale 139

Flat, square and rectangular wood 2.0 x 4.0 x 600 mm 10 pcs : Northeastern Wood Non-scale 70201

Flat, square and rectangular wood 6.4 x 12.7 x 600 mm 5 pcs : Northeastern Wood Non-scale 70289

I-beam 4.0 x 350 mm : Evergreen Plastic, non-scale 275

Spring in the field Height 2mm : Martin Uhlberg Non-scale WB-P201

Peeled type (pasture with powder) Summer Height 4.5 mm : Martin Uhlberg Non-scale WB-PW242

Studio Ghibli mini Witch's Delivery Service [Ms. Osono and Kiki] : Sankei Kit Non-scale MP07-07

Introductory Material Set - Rock Surface - Woodland Material - Non-scale LK951

Castle in the Sky [Tiger Moth] : Sankei Kit 1:300 Scale MK07-17

Stone material R-stone river stone large grey : Morin material non-scale 45

A bottle and a wooden box: Kobani unpainted kit 1:12 scale OY-010

Flat, square and rectangular wood 2.4 x 2.4 x 600 mm 10 pcs : Northeastern Wood Non-scale 70215

Shop on the street - 7 : Sankei Kit HO(1:80) MK05-34

Cyclamen : Wako material 1:12 G-15

Peeled type (with wilderness powder) Early autumn Height 6mm : Martin Uhlberg Non-scale WB-PW264

Square bar 2.0 x 3.2 x 350 mm : Evergreen Plastic material, non-scale 166

Stone material R-stone River stone Small rock Dark grey : Morin material Non-scale 527

Sannodo Bookstore Color Ver.: Baioudou N (1:150) Painted Kit ST-012-15C

Double semicircle 1.2 x 2.4 x 609 mm, 1 piece : Northeastern Wood, non-scale 872