speed bump Specifications: 250mm*350mm*50mm Weight: 14kg (alternative) Reflective material: Special cat eye, the reflective speed bumpSpecifications: 250mm*350mm*50mm Weight: 14kg (alternative) Reflective material: Special cat eye, the reflective effect is more better than the diamond grade reflective sheeting film Compression resistance: >200mpa Durability: >2years. Fade resistant: >Grade 7