Made of TPU material and EVA plastic. Attachment to the SLC carrier or by looping on the tail or external carriers. 100% waterproof in main compartment. Roll-top made of 210 Ripstop TPU. MOLLE patch for attaching accessory bags. Reinforced handles. Reflective details for better visibility. Lashing eyelets for attaching cable locks. Hook-and-loop fasteners to fix the excess belt lengths. Inner pocket is removable. SysBag S dimensions: 32.5 cm L x 16.5 cm W x 33 cm H (12.8" L x 6.5" W x 13" H). SysBag M dimensions: 32.5 cm L x 16.5 cm W x 41 cm H (12.8" L x 6.5" W x 16.1" H). SysBag L dimensions: 48 cm L x 22 cm W x 41 cm H (18.9" L x 8.7" W x 16.1" H).