If you do not have access to a slider, you can substitute it for another object that rolls, like a foam roller.
Muscles spanning the back of your thigh.
Lower abdomen, from just above your belly button to your pubis. The lower half of the six pack abs.
Muscles of your butt.
Outer sides of your abdomen.
Muscles spanning the front of your thigh.
Upper abdomen, from just above your belly button to your sternum. The upper half of the six pack abs.
Bodyweight
This means that the exercise requires you to use your bodyweight as resistance but you also need other equipment to successfully perform the exercise.
Slider
If you do not have access to a slider, try using other items that easily slide across the floor like towels or foam rollers.
Exercises that target the same primary muscle groups and require the same equipment.
Exercises that target the same primary muscle groups with different equipment