This dumbbell bench from Opti gives you so many exercise options with ten different backrest positions. You can easily perform both dumbbell exercises and sit-ups so you can target a whole range of muscle groups from abs and shoulders to biceps and triceps. Multi position backrest inclines and declines for dumbbell exercise and power sit ups. Easy to assemble by yourself. Including a padded backrest to give you comfort and support. You can target a whole range of muscle groups. Maximum user weight 110kg (17st 5lb). General information: Size H121, W45, D123cm.