{"product_id":"seam-sectional-sofa","title":"Seam Sectional Sofa","description":"\u003ch4\u003ePRODUCT INFORMATION\u003c\/h4\u003e\n\u003cp\u003e \u003cbr\u003e\n description\u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n specs\u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n product sheet\u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n lead times\u003cbr\u003e\n \u003c\/p\u003e\n By Böttcher \u0026amp; Kayser \n Manufactured by Prostoria \n\u003cp\u003eThe Seam sofa by Prostoria is a modern designer sectional sofa and lounge system defined by the purity of a single sculptural volume—no loose cushions, no extra layers, just one continuous form built for comfortable, supported seating. The sectional version with chaise lounge extends that clean silhouette into a relaxed chaise sectional setup, ideal for stretching out while keeping a tailored, architectural look.\u003c\/p\u003e\n\u003cp\u003eA dramatically deep backrest and armrests sweep inward in a smooth arc, creating an ergonomic, enveloping cradle that feels both structured and soft. Precise, visible stitched seams trace the geometry and “draw” the silhouette, turning a functional detail into the collection’s signature line. Minimal yet expressive, Seam delivers a quiet, iconic presence in contemporary living rooms and performs just as confidently in contract and hospitality environments—hotel lobbies, waiting areas, offices, and reception lounges—where a modern sectional sofa with chaise needs to look sharp and sit even better.\u003c\/p\u003e\n\n dimensions \n\n features \n \n\u003cp\u003eStructure:     plywood, metal frame\u003cbr\u003eSuspension: elastic webbing\u003cbr\u003eSeat \u0026amp; backrest:   HR foam, polyester wadding\u003cbr\u003eBase:           metal + powder coating\u003cbr\u003eUpholstery: fabric\/leather\u003c\/p\u003e\n \n The Prostoria Seam collection is crafted on a made-to-order basis, with lead times 12-14 weeks. \n By Böttcher \u0026amp; Kayser \n Manufactured by Prostoria \n\u003cp\u003eThe Seam sofa by Prostoria is a modern designer sectional sofa and lounge system defined by the purity of a single sculptural volume—no loose cushions, no extra layers, just one continuous form built for comfortable, supported seating. The sectional version with chaise lounge extends that clean silhouette into a relaxed chaise sectional setup, ideal for stretching out while keeping a tailored, architectural look.\u003c\/p\u003e\n\u003cp\u003eA dramatically deep backrest and armrests sweep inward in a smooth arc, creating an ergonomic, enveloping cradle that feels both structured and soft. Precise, visible stitched seams trace the geometry and “draw” the silhouette, turning a functional detail into the collection’s signature line. Minimal yet expressive, Seam delivers a quiet, iconic presence in contemporary living rooms and performs just as confidently in contract and hospitality environments—hotel lobbies, waiting areas, offices, and reception lounges—where a modern sectional sofa with chaise needs to look sharp and sit even better.\u003c\/p\u003e\n\n dimensions \n\n features \n \n\u003cp\u003eStructure:     plywood, metal frame\u003cbr\u003eSuspension: elastic webbing\u003cbr\u003eSeat \u0026amp; backrest:   HR foam, polyester wadding\u003cbr\u003eBase:           metal + powder coating\u003cbr\u003eUpholstery: fabric\/leather\u003c\/p\u003e\n \n\u003cp\u003eStructure:     plywood, metal frame\u003cbr\u003eSuspension: elastic webbing\u003cbr\u003eSeat \u0026amp; backrest:   HR foam, polyester wadding\u003cbr\u003eBase:           metal + powder coating\u003cbr\u003eUpholstery: fabric\/leather\u003c\/p\u003e\n The Prostoria Seam collection is crafted on a made-to-order basis, with lead times 12-14 weeks. \n\u003ch4\u003eGALLERY\u003c\/h4\u003e\n\u003cp\u003e \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003c\/p\u003e\n\u003ch3 style=\"text-align: center\"\u003eA single sculpted volume—no fluff, no clutter, all comfort. The sofa that feels tailored, not piled on. One continuous curve. One iconic seam. Clean geometry, surprisingly cozy seat. A sweeping arc that pulls you in—and holds you there. Minimal on the outside, deeply supportive inside.\u003c\/h3\u003e\n\u003cp\u003e \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003c\/p\u003e\n\u003ch4\u003eVARIANTS\u003c\/h4\u003e\n \n 2-Seater Sofa \n \n 3-Seater Sofa \n \n Sectional Sofa \n \n Ottoman \n\u003ch4\u003eDOWNLOADS\u003c\/h4\u003e\n\u003cp\u003e↓ Prostoria catalog\u003c\/p\u003e\n\u003cp\u003e↓ Product sheet\u003c\/p\u003e\n\u003cp\u003e↓ Prostoria materials | fabric + metal + wood\u003c\/p\u003e\n\n 2D dwg \n \n\u003cp\u003e Seam collection 2D\u003c\/p\u003e\n\n 3D gsm \n \n\u003cp\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam End Unit 158 R\u003c\/p\u003e\n\n 3D dwg \n \n\u003cp\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003c\/p\u003e\n\n 3D fbx \n \n\u003cp\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam_3seater sofa_Prostoria\u003c\/p\u003e\n\n 3D obj \n \n\u003cp\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003c\/p\u003e\n \n\u003cp\u003e Seam collection 2D\u003c\/p\u003e\n\u003cp\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam End Unit 158 R\u003c\/p\u003e\n\u003cp\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003c\/p\u003e\n\u003cp\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam_3seater sofa_Prostoria\u003c\/p\u003e\n\u003cp\u003e Seam_chaise longue 180_L_Prostoria\u003cbr\u003e Seam_chaise longue 180_R_Prostoria\u003cbr\u003e Seam_corner extended_L_Prostoria\u003cbr\u003e Seam_corner extended_R_Prostoria\u003cbr\u003e Seam_end unit_R_Prostoria\u003cbr\u003e Seam_end unit_L_Prostoria\u003cbr\u003e Seam End Unit 158 L\u003cbr\u003e Seam_2seater sofa_Prostoria\u003cbr\u003e Seam End Unit 158 R\u003cbr\u003e Seam_3seater sofa_Prostoria\u003cbr\u003e Seam_chaise longue 160_R_Prostoria\u003cbr\u003e Seam_chaise longue 160_L_Prostoria\u003c\/p\u003e\n\u003ch4\u003eMATERIALS – COLORS AND FINISHES\u003c\/h4\u003e\n\n PROSTORIA – CONTRACT GRADE MATERIALS FOR THE USA \n \n\u003cp\u003e \u003cbr\u003e\n Click here TO VIEW IN A NEW TAB\u003cbr\u003e\n \u003cbr\u003e\n\n PROSTORIA – RESIDENTIAL MATERIALS FOR THE USA \u003c\/p\u003e\n \n\u003cp\u003e \u003cbr\u003e\n Click here TO VIEW IN A NEW TAB\u003cbr\u003e\n \u003cbr\u003e\n \n\u003c\/p\u003e\u003cp\u003e \u003cbr\u003e\n Click here TO VIEW IN A NEW TAB\u003cbr\u003e\n \u003c\/p\u003e\n\u003cp\u003e \u003cbr\u003e\n Click here TO VIEW IN A NEW TAB\u003cbr\u003e\n \u003c\/p\u003e","brand":"Prostoria","offers":[{"title":"Cat. 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