New. Ships within 24 hours in most cases. Please read profile. Unopened, so I don't know the detailed specifications or how it feels to use the product. The following is the product description from the sales site: ↓↓↓ Adjustable Dumbbells 【Weight Adjustable】 Adjustable Dumbbells Set of 2, Training Equipment, Dumbbell Set, Home Gym, Unisex Color: Black Size: 2.5KG x 2 Brand: Rend pas Color: Black Item Weight: 6kg Product Dimensions: 30cm length x 7.5cm width 【5-Level Weight Adjustment with 1 Unit】 From 1kg to 2.5kg, freely adjustable in 0.5kg increments (single plate 0.5kg), weight can be changed in 1 second with a button operation. Replaces multiple sets of fixed dumbbells with one unit, saving up to 80% of storage space! 【Suitable for Beginners to Advanced Users】 Suitable for women's diet and muscle training at low weights, and power training for men at high weights, can be used by the whole family. 【Full Body Training Possible】 Supports training of all parts of the body such as shoulders, arms, abdominal muscles, and leg muscles, and can also be used for yoga, Pilates, and dance training. 【High-Quality Materials × Durability】 Body Material: Cast iron internal plates × Odorless ABS resin external cover, rust-resistant, impact-resistant, and wear-resistant. Prevents deformation and cracking even with long-term use. 【Size & Gift】 Compact size: 30x7.5x8cm, can be easily stored under a desk or on a shelf. Gift wrapping is available, perfect for sending to family and friends on birthdays, Christmas, etc. 11249