Using this mat feels similar to doing a decline sit-up on an adjustable weight bench, without the need to invest in a bench! You won’t be able to dig quite a deep compared to an adjustable bench, but the diffe
Salmani, EMohammed V UnivRouchdi, MMohammed V UnivEndichi, AMohammed V UnivBenchafia, ENew Jersey Inst TechnolEz-Zahraouy, HMohammed V UnivHassanain, NMohammed V UnivMzerd, AMohammed V UnivBenyoussef, AMAScIRSuperlattices & Microstructures...