Size: Full/Full
Item Dimensions : 79-1/2"L x 57"W x 59-7/8"H
Mattress Platform :
    FULL SIZE / 76-1/8"L x 54-1/2"W x No more than 9" H
Slats : 10(FULL)+10(FULL) pcs

Height between upper bunk bed slats and floor:44" 
Height between upper bunk bed slats and lower bunk bed slats: 28.625"

Trundle: 75-1/2"W x 40-2/3"D x 2-3/4"H
Trundle Panel : 75-1/2"W x 9-1/2" H
Mattress Platform :
    SIZE / 70-7/8"L x 39-1/4"W x No more than 7" H
Slats : 8 (Trundle) pcs

Main material : Solid Pine
Slats/Rail : Plywood
Side panels : MDF

Weight capacity : 500 lbs (FULL BED : 250 lbs / Trundle : 200 lbs)
Product weight : 77 kg / 169.8 lb

Package Weight :
Package(1-2) :40.5 kg / 89.51 lb
Package (2-2) :42 kg / 92.82 lb

Package Dimension:
Package(1-2):203.5L x 32.5W x 20H cm / 80.12L x 12.8W x 7.88H inch
Package(2-2):146.5L x 46.5W x 19.5W cm / 57.68L x 18.31W x 7.68H inch

You can also download the online instruction as follows:
ASSEMBLY INSTRUCTIONS