Features 1.[for DJI RoboMaster S1]: The protection bag is specially for DJI RoboMaster S1 educational robot, very snug fitness with two internal elastic bandages, fixed with hook and loop in the middle, and adjustable elasticity for convenience and practicality. 2.[Nylon and EVA]: The educational robot protection case has a nylon layer, which can prevent abrasion and scratch, and the middle layer made of durable and drop resistant EVA material to protect your educational robot from drops, scrapes, bumps, splashes and dust. 3.[Sponge Protective Pad]: The interior of the educational robot protection case is made of soft fabric with a layer of removable sponge protective padding on the top and bottom to prevent the robot from scratching or dropping, and two elastic straps can easily secure the educational robot. 4.[Large Capacity]: The educational robot protection case has a large capacity to store an educational robot and there is an inner mesh pocket, you can store many other small accessories, you can also store other lagre and heavy items to meet your various needs. 5.[Durable Strap]: The educational robot protection bag has a durable carrying strap, with the soft strap and the comfortable carrying handle design, you will not feel burdened even after a long day out, and with the strap, you do not have to take up your hands to hold. specificationItem Type: Protection Case Material: Nylon and EVA Color: Black External Size: Approx. 365 x 270 x 315mm / 14.4 x 10.6 x 12.4in Internal Size: Approx. 340 x 250 x 300mm / 13.4 x 9.8 x 11.8in Weight: Approx. 1350g / 2.98lb Application: for DJI RoboMaster S1 Educational Robot PackageList1 x Protection Case 2 x Sponge protective pads NotePlease pay attention that the product is only a protection case, not include for RoboMaster S1 educational robot. Please note that all measurements are provided for reference only. Actual product may vary.