saddle selle italia max sls flow saddle belongs to the family max of selle italy that combine two concepts in one piece: high performance and excellent comfort. this model is designed for use both in the practice of road cycling and mountain. drafted in microfiber, it incorporates a central anatomical cut and a filling extra padding, of different thicknesses, which provide a wider support surface. it is composed of carbon to 10%. the sls flow max saddle features the model l2, recommended for cyclists of the wide hips that have an intermediate flexibility in pelvic bones. features:-use in mountain and road. -model of l2 saddle for riders with intermediate flexibility. -weight: 265 grams. -manganese rails. -size: 145 mm x 275 mm. -central anatomical cut. -silicone with differentiated thickness gel inserts. -carbon compound 10%. -made of microfiber. the saddles from selle italy are distinguished into two categories depending on the girth of the user; "s" and "l". the "s" range is focused on thin and little corpulent cyclists. on the contrary, "l" models are designed for users larger, with more than 75 kg weights. once chosen category (s or l), different models are classified in classes (1, 2 and 3): number 1 is for riders with little flexibility, which means that they will be more comfortable with a saddle that facilitates weight in the perineal area, not in the genital. type 2 is more versatile and who are not classified as 1 or as 3-oriented. finally, in the category 3 found models for more flexible bikers who are able to lean more on saddle using its entire length. in summary:-s1: for riders who weigh less than 75 kg and have little flexibility. -s2: for riders who weigh less than 75 kg and have a normal flexibility. -s3: for riders that weighing less than 75 kg and have a lot of flexibility. -l1: for riders who weigh 75 kg or more and have little flexibility. -l2: for riders who weigh 75 kg or more and have a normal flexibility. -l3: for riders who weigh 75