Ventouse castorama
Source google image: http://lisataz.com/wp-content/uploads/2018/05/Charmant-Tringle-Rideau-Ventouse-Et-2017-Et-Tringle-A-Rideau-Ventouse-Images-Charmant-Tringle-Rideau-Ventouse-Et-Tringle-Rideau-Double-Castorama-Good-Collection.jpg