The Sims 4: Throwback Fit Kit equips players with a curated collection of athletic and leisure wear inspired by '90s aesthetics, featuring 19 garments that blend nostalgic design with contemporary comfort. The wardrobe emphasizes bold chromatic choices, geometric silhouettes, and unexpected embellishments that evoke the decade's carefree spirit, whether Sims are hitting the gym or relaxing at home. The kit extends its retro appeal across age groups, offering child and toddler versions of the adult pieces so younger Sims can participate in the throwback trend, complete with standout accessories like bucket hats.