The MINOURA FG54 Hybrid Roller offers stable training with its height adjustment function. The mat is vibration-resistant and waterproof, making it ideal for indoor training. - Brand: MINOURA - Model: FG54 - Type: Hybrid Roller - Adjustment: Height adjustable - Included: Training mat Thank you for viewing. This is a great deal on a set of rollers and a mat. Operation has been confirmed, and I believe it can still be used for a long time. This is a very popular product, so please consider it if you are interested.