Canvas type: E5305, 5306, 508, 5309 Weight after coating: 280g, 380g Wood: Paulownia or pine Canvas type: E5305, 5306, 508, 5309Weight after coating: 280g, 380gWood: Paulownia or pineStaples/nails: Staple free, staple on the sideThickness: 1.8, 3.8cm (2.5, 3")Wedges: Wood or plastic wedges, staple free without wedges