Hilaria Baldwin posted a Saturday Instagram video showing her bikini workout routine, giving followers a close-up look at the glute exercises she uses to train her legs and backside. The 42-year-old yoga instructor shares seven children with Alec Baldwin , who is 68. Hilaria Baldwin wore a red twist-front halter bikini top with red and white floral high-waisted bottoms, plus a silver necklace featuring a diamond cross and diamond stud earrings. In the bathroom clip, Hilaria Baldwin braced herself on the counter while demonstrating squats, kickbacks and lateral leg raises. What Was Hilaria Baldwin’s Workout? Hilaria Baldwin captioned the post with instructions to complete 5 to 10 repetitions of each movement for three sets, describing the routine as a way to target the area between the glutes and the backs of the legs. The post quickly became a praise parade, with Instagram users calling Hilaria Baldwin “incredible,” “inspiration” and remarkably fit after seven children. Hilaria Baldwin and Alec Baldwin are parents to Carmen Gabriela, 12; Rafael Thomas, 11; Leonardo Angel, 9; Romeo Alejandro, 8; Eduardo, 5; Maria Lucia, 5; and Ilaria Catalina, 3. Alec Baldwin also shares 30-year-old daughter Ireland with his former wife, Kim Basinger. Fitness content has long been part of Hilaria Baldwin’s public brand: She founded Yoga Vida, released the prenatal fitness DVD “@ Home with Hilaria Baldwin: Fit Mommy-to-Be Prenatal Yoga” and wrote the 2016 wellness book “The Living Clearly Method.” Hilaria Baldwin also recently documented traveling to Spain as the only parent accompanying all seven children, describing the transatlantic trip as chaotic but noting that the kids behaved better than expected.